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frontend/node_modules/chart.js/LICENSE.md

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+The MIT License (MIT)
+
+Copyright (c) 2014-2024 Chart.js Contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

frontend/node_modules/chart.js/README.md

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+<p align="center">
+  <a href="https://www.chartjs.org/" target="_blank">
+    <img src="https://www.chartjs.org/media/logo-title.svg" alt="https://www.chartjs.org/"><br/>
+  </a>
+    Simple yet flexible JavaScript charting for designers & developers
+</p>
+
+<p align="center">
+    <a href="https://www.chartjs.org/docs/latest/getting-started/installation.html"><img src="https://img.shields.io/github/release/chartjs/Chart.js.svg?style=flat-square&maxAge=600" alt="Downloads"></a>
+    <a href="https://github.com/chartjs/Chart.js/actions?query=workflow%3ACI+branch%3Amaster"><img alt="GitHub Workflow Status" src="https://img.shields.io/github/actions/workflow/status/chartjs/Chart.js/ci.yml?branch=master&style=flat-square"></a>
+    <a href="https://coveralls.io/github/chartjs/Chart.js?branch=master"><img src="https://img.shields.io/coveralls/chartjs/Chart.js.svg?style=flat-square&maxAge=600" alt="Coverage"></a>
+    <a href="https://github.com/chartjs/awesome"><img src="https://awesome.re/badge-flat2.svg" alt="Awesome"></a>
+    <a href="https://discord.gg/HxEguTK6av"><img src="https://img.shields.io/badge/discord-chartjs-blue?style=flat-square&maxAge=3600" alt="Discord"></a>
+</p>
+
+## Documentation
+
+All the links point to the new version 4 of the lib.
+
+* [Introduction](https://www.chartjs.org/docs/latest/)
+* [Getting Started](https://www.chartjs.org/docs/latest/getting-started/index)
+* [General](https://www.chartjs.org/docs/latest/general/data-structures)
+* [Configuration](https://www.chartjs.org/docs/latest/configuration/index)
+* [Charts](https://www.chartjs.org/docs/latest/charts/line)
+* [Axes](https://www.chartjs.org/docs/latest/axes/index)
+* [Developers](https://www.chartjs.org/docs/latest/developers/index)
+* [Popular Extensions](https://github.com/chartjs/awesome)
+* [Samples](https://www.chartjs.org/samples/)
+
+In case you are looking for an older version of the docs, you will have to specify the specific version in the url like this: [https://www.chartjs.org/docs/2.9.4/](https://www.chartjs.org/docs/2.9.4/)
+
+## Contributing
+
+Instructions on building and testing Chart.js can be found in [the documentation](https://www.chartjs.org/docs/master/developers/contributing.html#building-and-testing). Before submitting an issue or a pull request, please take a moment to look over the [contributing guidelines](https://www.chartjs.org/docs/master/developers/contributing) first. For support, please post questions on [Stack Overflow](https://stackoverflow.com/questions/tagged/chart.js) with the `chart.js` tag.
+
+## License
+
+Chart.js is available under the [MIT license](LICENSE.md).

frontend/node_modules/chart.js/auto/auto.cjs

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+const chartjs = require('../dist/chart.cjs');
+const {Chart, registerables} = chartjs;
+
+Chart.register(...registerables);
+
+module.exports = Object.assign(Chart, chartjs);

frontend/node_modules/chart.js/auto/auto.d.ts

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+import {Chart} from '../dist/types.js';
+
+export * from '../dist/types.js';
+export default Chart;

frontend/node_modules/chart.js/auto/auto.js

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+import {Chart, registerables} from '../dist/chart.js';
+
+Chart.register(...registerables);
+
+export * from '../dist/chart.js';
+export default Chart;

frontend/node_modules/chart.js/auto/package.json

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+{
+    "name": "chart.js-auto",
+    "private": true,
+    "description": "Auto registering package. Exists to support bundlers without exports support such as webpack 4.",
+    "type": "module",
+    "main": "./auto.cjs",
+    "module": "./auto.js",
+    "exports": {
+        "types": "./auto.d.ts",
+        "import": "./auto.js",
+        "require": "./auto.cjs"
+    },
+    "types": "./auto.d.ts"
+}

frontend/node_modules/chart.js/dist/chunks/helpers.dataset.js

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+/*!
+ * Chart.js v4.5.0
+ * https://www.chartjs.org
+ * (c) 2025 Chart.js Contributors
+ * Released under the MIT License
+ */
+import { Color } from '@kurkle/color';
+
+/**
+ * @namespace Chart.helpers
+ */ /**
+ * An empty function that can be used, for example, for optional callback.
+ */ function noop() {
+/* noop */ }
+/**
+ * Returns a unique id, sequentially generated from a global variable.
+ */ const uid = (()=>{
+    let id = 0;
+    return ()=>id++;
+})();
+/**
+ * Returns true if `value` is neither null nor undefined, else returns false.
+ * @param value - The value to test.
+ * @since 2.7.0
+ */ function isNullOrUndef(value) {
+    return value === null || value === undefined;
+}
+/**
+ * Returns true if `value` is an array (including typed arrays), else returns false.
+ * @param value - The value to test.
+ * @function
+ */ function isArray(value) {
+    if (Array.isArray && Array.isArray(value)) {
+        return true;
+    }
+    const type = Object.prototype.toString.call(value);
+    if (type.slice(0, 7) === '[object' && type.slice(-6) === 'Array]') {
+        return true;
+    }
+    return false;
+}
+/**
+ * Returns true if `value` is an object (excluding null), else returns false.
+ * @param value - The value to test.
+ * @since 2.7.0
+ */ function isObject(value) {
+    return value !== null && Object.prototype.toString.call(value) === '[object Object]';
+}
+/**
+ * Returns true if `value` is a finite number, else returns false
+ * @param value  - The value to test.
+ */ function isNumberFinite(value) {
+    return (typeof value === 'number' || value instanceof Number) && isFinite(+value);
+}
+/**
+ * Returns `value` if finite, else returns `defaultValue`.
+ * @param value - The value to return if defined.
+ * @param defaultValue - The value to return if `value` is not finite.
+ */ function finiteOrDefault(value, defaultValue) {
+    return isNumberFinite(value) ? value : defaultValue;
+}
+/**
+ * Returns `value` if defined, else returns `defaultValue`.
+ * @param value - The value to return if defined.
+ * @param defaultValue - The value to return if `value` is undefined.
+ */ function valueOrDefault(value, defaultValue) {
+    return typeof value === 'undefined' ? defaultValue : value;
+}
+const toPercentage = (value, dimension)=>typeof value === 'string' && value.endsWith('%') ? parseFloat(value) / 100 : +value / dimension;
+const toDimension = (value, dimension)=>typeof value === 'string' && value.endsWith('%') ? parseFloat(value) / 100 * dimension : +value;
+/**
+ * Calls `fn` with the given `args` in the scope defined by `thisArg` and returns the
+ * value returned by `fn`. If `fn` is not a function, this method returns undefined.
+ * @param fn - The function to call.
+ * @param args - The arguments with which `fn` should be called.
+ * @param [thisArg] - The value of `this` provided for the call to `fn`.
+ */ function callback(fn, args, thisArg) {
+    if (fn && typeof fn.call === 'function') {
+        return fn.apply(thisArg, args);
+    }
+}
+function each(loopable, fn, thisArg, reverse) {
+    let i, len, keys;
+    if (isArray(loopable)) {
+        len = loopable.length;
+        if (reverse) {
+            for(i = len - 1; i >= 0; i--){
+                fn.call(thisArg, loopable[i], i);
+            }
+        } else {
+            for(i = 0; i < len; i++){
+                fn.call(thisArg, loopable[i], i);
+            }
+        }
+    } else if (isObject(loopable)) {
+        keys = Object.keys(loopable);
+        len = keys.length;
+        for(i = 0; i < len; i++){
+            fn.call(thisArg, loopable[keys[i]], keys[i]);
+        }
+    }
+}
+/**
+ * Returns true if the `a0` and `a1` arrays have the same content, else returns false.
+ * @param a0 - The array to compare
+ * @param a1 - The array to compare
+ * @private
+ */ function _elementsEqual(a0, a1) {
+    let i, ilen, v0, v1;
+    if (!a0 || !a1 || a0.length !== a1.length) {
+        return false;
+    }
+    for(i = 0, ilen = a0.length; i < ilen; ++i){
+        v0 = a0[i];
+        v1 = a1[i];
+        if (v0.datasetIndex !== v1.datasetIndex || v0.index !== v1.index) {
+            return false;
+        }
+    }
+    return true;
+}
+/**
+ * Returns a deep copy of `source` without keeping references on objects and arrays.
+ * @param source - The value to clone.
+ */ function clone(source) {
+    if (isArray(source)) {
+        return source.map(clone);
+    }
+    if (isObject(source)) {
+        const target = Object.create(null);
+        const keys = Object.keys(source);
+        const klen = keys.length;
+        let k = 0;
+        for(; k < klen; ++k){
+            target[keys[k]] = clone(source[keys[k]]);
+        }
+        return target;
+    }
+    return source;
+}
+function isValidKey(key) {
+    return [
+        '__proto__',
+        'prototype',
+        'constructor'
+    ].indexOf(key) === -1;
+}
+/**
+ * The default merger when Chart.helpers.merge is called without merger option.
+ * Note(SB): also used by mergeConfig and mergeScaleConfig as fallback.
+ * @private
+ */ function _merger(key, target, source, options) {
+    if (!isValidKey(key)) {
+        return;
+    }
+    const tval = target[key];
+    const sval = source[key];
+    if (isObject(tval) && isObject(sval)) {
+        // eslint-disable-next-line @typescript-eslint/no-use-before-define
+        merge(tval, sval, options);
+    } else {
+        target[key] = clone(sval);
+    }
+}
+function merge(target, source, options) {
+    const sources = isArray(source) ? source : [
+        source
+    ];
+    const ilen = sources.length;
+    if (!isObject(target)) {
+        return target;
+    }
+    options = options || {};
+    const merger = options.merger || _merger;
+    let current;
+    for(let i = 0; i < ilen; ++i){
+        current = sources[i];
+        if (!isObject(current)) {
+            continue;
+        }
+        const keys = Object.keys(current);
+        for(let k = 0, klen = keys.length; k < klen; ++k){
+            merger(keys[k], target, current, options);
+        }
+    }
+    return target;
+}
+function mergeIf(target, source) {
+    // eslint-disable-next-line @typescript-eslint/no-use-before-define
+    return merge(target, source, {
+        merger: _mergerIf
+    });
+}
+/**
+ * Merges source[key] in target[key] only if target[key] is undefined.
+ * @private
+ */ function _mergerIf(key, target, source) {
+    if (!isValidKey(key)) {
+        return;
+    }
+    const tval = target[key];
+    const sval = source[key];
+    if (isObject(tval) && isObject(sval)) {
+        mergeIf(tval, sval);
+    } else if (!Object.prototype.hasOwnProperty.call(target, key)) {
+        target[key] = clone(sval);
+    }
+}
+/**
+ * @private
+ */ function _deprecated(scope, value, previous, current) {
+    if (value !== undefined) {
+        console.warn(scope + ': "' + previous + '" is deprecated. Please use "' + current + '" instead');
+    }
+}
+// resolveObjectKey resolver cache
+const keyResolvers = {
+    // Chart.helpers.core resolveObjectKey should resolve empty key to root object
+    '': (v)=>v,
+    // default resolvers
+    x: (o)=>o.x,
+    y: (o)=>o.y
+};
+/**
+ * @private
+ */ function _splitKey(key) {
+    const parts = key.split('.');
+    const keys = [];
+    let tmp = '';
+    for (const part of parts){
+        tmp += part;
+        if (tmp.endsWith('\\')) {
+            tmp = tmp.slice(0, -1) + '.';
+        } else {
+            keys.push(tmp);
+            tmp = '';
+        }
+    }
+    return keys;
+}
+function _getKeyResolver(key) {
+    const keys = _splitKey(key);
+    return (obj)=>{
+        for (const k of keys){
+            if (k === '') {
+                break;
+            }
+            obj = obj && obj[k];
+        }
+        return obj;
+    };
+}
+function resolveObjectKey(obj, key) {
+    const resolver = keyResolvers[key] || (keyResolvers[key] = _getKeyResolver(key));
+    return resolver(obj);
+}
+/**
+ * @private
+ */ function _capitalize(str) {
+    return str.charAt(0).toUpperCase() + str.slice(1);
+}
+const defined = (value)=>typeof value !== 'undefined';
+const isFunction = (value)=>typeof value === 'function';
+// Adapted from https://stackoverflow.com/questions/31128855/comparing-ecma6-sets-for-equality#31129384
+const setsEqual = (a, b)=>{
+    if (a.size !== b.size) {
+        return false;
+    }
+    for (const item of a){
+        if (!b.has(item)) {
+            return false;
+        }
+    }
+    return true;
+};
+/**
+ * @param e - The event
+ * @private
+ */ function _isClickEvent(e) {
+    return e.type === 'mouseup' || e.type === 'click' || e.type === 'contextmenu';
+}
+
+/**
+ * @alias Chart.helpers.math
+ * @namespace
+ */ const PI = Math.PI;
+const TAU = 2 * PI;
+const PITAU = TAU + PI;
+const INFINITY = Number.POSITIVE_INFINITY;
+const RAD_PER_DEG = PI / 180;
+const HALF_PI = PI / 2;
+const QUARTER_PI = PI / 4;
+const TWO_THIRDS_PI = PI * 2 / 3;
+const log10 = Math.log10;
+const sign = Math.sign;
+function almostEquals(x, y, epsilon) {
+    return Math.abs(x - y) < epsilon;
+}
+/**
+ * Implementation of the nice number algorithm used in determining where axis labels will go
+ */ function niceNum(range) {
+    const roundedRange = Math.round(range);
+    range = almostEquals(range, roundedRange, range / 1000) ? roundedRange : range;
+    const niceRange = Math.pow(10, Math.floor(log10(range)));
+    const fraction = range / niceRange;
+    const niceFraction = fraction <= 1 ? 1 : fraction <= 2 ? 2 : fraction <= 5 ? 5 : 10;
+    return niceFraction * niceRange;
+}
+/**
+ * Returns an array of factors sorted from 1 to sqrt(value)
+ * @private
+ */ function _factorize(value) {
+    const result = [];
+    const sqrt = Math.sqrt(value);
+    let i;
+    for(i = 1; i < sqrt; i++){
+        if (value % i === 0) {
+            result.push(i);
+            result.push(value / i);
+        }
+    }
+    if (sqrt === (sqrt | 0)) {
+        result.push(sqrt);
+    }
+    result.sort((a, b)=>a - b).pop();
+    return result;
+}
+/**
+ * Verifies that attempting to coerce n to string or number won't throw a TypeError.
+ */ function isNonPrimitive(n) {
+    return typeof n === 'symbol' || typeof n === 'object' && n !== null && !(Symbol.toPrimitive in n || 'toString' in n || 'valueOf' in n);
+}
+function isNumber(n) {
+    return !isNonPrimitive(n) && !isNaN(parseFloat(n)) && isFinite(n);
+}
+function almostWhole(x, epsilon) {
+    const rounded = Math.round(x);
+    return rounded - epsilon <= x && rounded + epsilon >= x;
+}
+/**
+ * @private
+ */ function _setMinAndMaxByKey(array, target, property) {
+    let i, ilen, value;
+    for(i = 0, ilen = array.length; i < ilen; i++){
+        value = array[i][property];
+        if (!isNaN(value)) {
+            target.min = Math.min(target.min, value);
+            target.max = Math.max(target.max, value);
+        }
+    }
+}
+function toRadians(degrees) {
+    return degrees * (PI / 180);
+}
+function toDegrees(radians) {
+    return radians * (180 / PI);
+}
+/**
+ * Returns the number of decimal places
+ * i.e. the number of digits after the decimal point, of the value of this Number.
+ * @param x - A number.
+ * @returns The number of decimal places.
+ * @private
+ */ function _decimalPlaces(x) {
+    if (!isNumberFinite(x)) {
+        return;
+    }
+    let e = 1;
+    let p = 0;
+    while(Math.round(x * e) / e !== x){
+        e *= 10;
+        p++;
+    }
+    return p;
+}
+// Gets the angle from vertical upright to the point about a centre.
+function getAngleFromPoint(centrePoint, anglePoint) {
+    const distanceFromXCenter = anglePoint.x - centrePoint.x;
+    const distanceFromYCenter = anglePoint.y - centrePoint.y;
+    const radialDistanceFromCenter = Math.sqrt(distanceFromXCenter * distanceFromXCenter + distanceFromYCenter * distanceFromYCenter);
+    let angle = Math.atan2(distanceFromYCenter, distanceFromXCenter);
+    if (angle < -0.5 * PI) {
+        angle += TAU; // make sure the returned angle is in the range of (-PI/2, 3PI/2]
+    }
+    return {
+        angle,
+        distance: radialDistanceFromCenter
+    };
+}
+function distanceBetweenPoints(pt1, pt2) {
+    return Math.sqrt(Math.pow(pt2.x - pt1.x, 2) + Math.pow(pt2.y - pt1.y, 2));
+}
+/**
+ * Shortest distance between angles, in either direction.
+ * @private
+ */ function _angleDiff(a, b) {
+    return (a - b + PITAU) % TAU - PI;
+}
+/**
+ * Normalize angle to be between 0 and 2*PI
+ * @private
+ */ function _normalizeAngle(a) {
+    return (a % TAU + TAU) % TAU;
+}
+/**
+ * @private
+ */ function _angleBetween(angle, start, end, sameAngleIsFullCircle) {
+    const a = _normalizeAngle(angle);
+    const s = _normalizeAngle(start);
+    const e = _normalizeAngle(end);
+    const angleToStart = _normalizeAngle(s - a);
+    const angleToEnd = _normalizeAngle(e - a);
+    const startToAngle = _normalizeAngle(a - s);
+    const endToAngle = _normalizeAngle(a - e);
+    return a === s || a === e || sameAngleIsFullCircle && s === e || angleToStart > angleToEnd && startToAngle < endToAngle;
+}
+/**
+ * Limit `value` between `min` and `max`
+ * @param value
+ * @param min
+ * @param max
+ * @private
+ */ function _limitValue(value, min, max) {
+    return Math.max(min, Math.min(max, value));
+}
+/**
+ * @param {number} value
+ * @private
+ */ function _int16Range(value) {
+    return _limitValue(value, -32768, 32767);
+}
+/**
+ * @param value
+ * @param start
+ * @param end
+ * @param [epsilon]
+ * @private
+ */ function _isBetween(value, start, end, epsilon = 1e-6) {
+    return value >= Math.min(start, end) - epsilon && value <= Math.max(start, end) + epsilon;
+}
+
+function _lookup(table, value, cmp) {
+    cmp = cmp || ((index)=>table[index] < value);
+    let hi = table.length - 1;
+    let lo = 0;
+    let mid;
+    while(hi - lo > 1){
+        mid = lo + hi >> 1;
+        if (cmp(mid)) {
+            lo = mid;
+        } else {
+            hi = mid;
+        }
+    }
+    return {
+        lo,
+        hi
+    };
+}
+/**
+ * Binary search
+ * @param table - the table search. must be sorted!
+ * @param key - property name for the value in each entry
+ * @param value - value to find
+ * @param last - lookup last index
+ * @private
+ */ const _lookupByKey = (table, key, value, last)=>_lookup(table, value, last ? (index)=>{
+        const ti = table[index][key];
+        return ti < value || ti === value && table[index + 1][key] === value;
+    } : (index)=>table[index][key] < value);
+/**
+ * Reverse binary search
+ * @param table - the table search. must be sorted!
+ * @param key - property name for the value in each entry
+ * @param value - value to find
+ * @private
+ */ const _rlookupByKey = (table, key, value)=>_lookup(table, value, (index)=>table[index][key] >= value);
+/**
+ * Return subset of `values` between `min` and `max` inclusive.
+ * Values are assumed to be in sorted order.
+ * @param values - sorted array of values
+ * @param min - min value
+ * @param max - max value
+ */ function _filterBetween(values, min, max) {
+    let start = 0;
+    let end = values.length;
+    while(start < end && values[start] < min){
+        start++;
+    }
+    while(end > start && values[end - 1] > max){
+        end--;
+    }
+    return start > 0 || end < values.length ? values.slice(start, end) : values;
+}
+const arrayEvents = [
+    'push',
+    'pop',
+    'shift',
+    'splice',
+    'unshift'
+];
+function listenArrayEvents(array, listener) {
+    if (array._chartjs) {
+        array._chartjs.listeners.push(listener);
+        return;
+    }
+    Object.defineProperty(array, '_chartjs', {
+        configurable: true,
+        enumerable: false,
+        value: {
+            listeners: [
+                listener
+            ]
+        }
+    });
+    arrayEvents.forEach((key)=>{
+        const method = '_onData' + _capitalize(key);
+        const base = array[key];
+        Object.defineProperty(array, key, {
+            configurable: true,
+            enumerable: false,
+            value (...args) {
+                const res = base.apply(this, args);
+                array._chartjs.listeners.forEach((object)=>{
+                    if (typeof object[method] === 'function') {
+                        object[method](...args);
+                    }
+                });
+                return res;
+            }
+        });
+    });
+}
+function unlistenArrayEvents(array, listener) {
+    const stub = array._chartjs;
+    if (!stub) {
+        return;
+    }
+    const listeners = stub.listeners;
+    const index = listeners.indexOf(listener);
+    if (index !== -1) {
+        listeners.splice(index, 1);
+    }
+    if (listeners.length > 0) {
+        return;
+    }
+    arrayEvents.forEach((key)=>{
+        delete array[key];
+    });
+    delete array._chartjs;
+}
+/**
+ * @param items
+ */ function _arrayUnique(items) {
+    const set = new Set(items);
+    if (set.size === items.length) {
+        return items;
+    }
+    return Array.from(set);
+}
+
+function fontString(pixelSize, fontStyle, fontFamily) {
+    return fontStyle + ' ' + pixelSize + 'px ' + fontFamily;
+}
+/**
+* Request animation polyfill
+*/ const requestAnimFrame = function() {
+    if (typeof window === 'undefined') {
+        return function(callback) {
+            return callback();
+        };
+    }
+    return window.requestAnimationFrame;
+}();
+/**
+ * Throttles calling `fn` once per animation frame
+ * Latest arguments are used on the actual call
+ */ function throttled(fn, thisArg) {
+    let argsToUse = [];
+    let ticking = false;
+    return function(...args) {
+        // Save the args for use later
+        argsToUse = args;
+        if (!ticking) {
+            ticking = true;
+            requestAnimFrame.call(window, ()=>{
+                ticking = false;
+                fn.apply(thisArg, argsToUse);
+            });
+        }
+    };
+}
+/**
+ * Debounces calling `fn` for `delay` ms
+ */ function debounce(fn, delay) {
+    let timeout;
+    return function(...args) {
+        if (delay) {
+            clearTimeout(timeout);
+            timeout = setTimeout(fn, delay, args);
+        } else {
+            fn.apply(this, args);
+        }
+        return delay;
+    };
+}
+/**
+ * Converts 'start' to 'left', 'end' to 'right' and others to 'center'
+ * @private
+ */ const _toLeftRightCenter = (align)=>align === 'start' ? 'left' : align === 'end' ? 'right' : 'center';
+/**
+ * Returns `start`, `end` or `(start + end) / 2` depending on `align`. Defaults to `center`
+ * @private
+ */ const _alignStartEnd = (align, start, end)=>align === 'start' ? start : align === 'end' ? end : (start + end) / 2;
+/**
+ * Returns `left`, `right` or `(left + right) / 2` depending on `align`. Defaults to `left`
+ * @private
+ */ const _textX = (align, left, right, rtl)=>{
+    const check = rtl ? 'left' : 'right';
+    return align === check ? right : align === 'center' ? (left + right) / 2 : left;
+};
+/**
+ * Return start and count of visible points.
+ * @private
+ */ function _getStartAndCountOfVisiblePoints(meta, points, animationsDisabled) {
+    const pointCount = points.length;
+    let start = 0;
+    let count = pointCount;
+    if (meta._sorted) {
+        const { iScale , vScale , _parsed  } = meta;
+        const spanGaps = meta.dataset ? meta.dataset.options ? meta.dataset.options.spanGaps : null : null;
+        const axis = iScale.axis;
+        const { min , max , minDefined , maxDefined  } = iScale.getUserBounds();
+        if (minDefined) {
+            start = Math.min(// @ts-expect-error Need to type _parsed
+            _lookupByKey(_parsed, axis, min).lo, // @ts-expect-error Need to fix types on _lookupByKey
+            animationsDisabled ? pointCount : _lookupByKey(points, axis, iScale.getPixelForValue(min)).lo);
+            if (spanGaps) {
+                const distanceToDefinedLo = _parsed.slice(0, start + 1).reverse().findIndex((point)=>!isNullOrUndef(point[vScale.axis]));
+                start -= Math.max(0, distanceToDefinedLo);
+            }
+            start = _limitValue(start, 0, pointCount - 1);
+        }
+        if (maxDefined) {
+            let end = Math.max(// @ts-expect-error Need to type _parsed
+            _lookupByKey(_parsed, iScale.axis, max, true).hi + 1, // @ts-expect-error Need to fix types on _lookupByKey
+            animationsDisabled ? 0 : _lookupByKey(points, axis, iScale.getPixelForValue(max), true).hi + 1);
+            if (spanGaps) {
+                const distanceToDefinedHi = _parsed.slice(end - 1).findIndex((point)=>!isNullOrUndef(point[vScale.axis]));
+                end += Math.max(0, distanceToDefinedHi);
+            }
+            count = _limitValue(end, start, pointCount) - start;
+        } else {
+            count = pointCount - start;
+        }
+    }
+    return {
+        start,
+        count
+    };
+}
+/**
+ * Checks if the scale ranges have changed.
+ * @param {object} meta - dataset meta.
+ * @returns {boolean}
+ * @private
+ */ function _scaleRangesChanged(meta) {
+    const { xScale , yScale , _scaleRanges  } = meta;
+    const newRanges = {
+        xmin: xScale.min,
+        xmax: xScale.max,
+        ymin: yScale.min,
+        ymax: yScale.max
+    };
+    if (!_scaleRanges) {
+        meta._scaleRanges = newRanges;
+        return true;
+    }
+    const changed = _scaleRanges.xmin !== xScale.min || _scaleRanges.xmax !== xScale.max || _scaleRanges.ymin !== yScale.min || _scaleRanges.ymax !== yScale.max;
+    Object.assign(_scaleRanges, newRanges);
+    return changed;
+}
+
+const atEdge = (t)=>t === 0 || t === 1;
+const elasticIn = (t, s, p)=>-(Math.pow(2, 10 * (t -= 1)) * Math.sin((t - s) * TAU / p));
+const elasticOut = (t, s, p)=>Math.pow(2, -10 * t) * Math.sin((t - s) * TAU / p) + 1;
+/**
+ * Easing functions adapted from Robert Penner's easing equations.
+ * @namespace Chart.helpers.easing.effects
+ * @see http://www.robertpenner.com/easing/
+ */ const effects = {
+    linear: (t)=>t,
+    easeInQuad: (t)=>t * t,
+    easeOutQuad: (t)=>-t * (t - 2),
+    easeInOutQuad: (t)=>(t /= 0.5) < 1 ? 0.5 * t * t : -0.5 * (--t * (t - 2) - 1),
+    easeInCubic: (t)=>t * t * t,
+    easeOutCubic: (t)=>(t -= 1) * t * t + 1,
+    easeInOutCubic: (t)=>(t /= 0.5) < 1 ? 0.5 * t * t * t : 0.5 * ((t -= 2) * t * t + 2),
+    easeInQuart: (t)=>t * t * t * t,
+    easeOutQuart: (t)=>-((t -= 1) * t * t * t - 1),
+    easeInOutQuart: (t)=>(t /= 0.5) < 1 ? 0.5 * t * t * t * t : -0.5 * ((t -= 2) * t * t * t - 2),
+    easeInQuint: (t)=>t * t * t * t * t,
+    easeOutQuint: (t)=>(t -= 1) * t * t * t * t + 1,
+    easeInOutQuint: (t)=>(t /= 0.5) < 1 ? 0.5 * t * t * t * t * t : 0.5 * ((t -= 2) * t * t * t * t + 2),
+    easeInSine: (t)=>-Math.cos(t * HALF_PI) + 1,
+    easeOutSine: (t)=>Math.sin(t * HALF_PI),
+    easeInOutSine: (t)=>-0.5 * (Math.cos(PI * t) - 1),
+    easeInExpo: (t)=>t === 0 ? 0 : Math.pow(2, 10 * (t - 1)),
+    easeOutExpo: (t)=>t === 1 ? 1 : -Math.pow(2, -10 * t) + 1,
+    easeInOutExpo: (t)=>atEdge(t) ? t : t < 0.5 ? 0.5 * Math.pow(2, 10 * (t * 2 - 1)) : 0.5 * (-Math.pow(2, -10 * (t * 2 - 1)) + 2),
+    easeInCirc: (t)=>t >= 1 ? t : -(Math.sqrt(1 - t * t) - 1),
+    easeOutCirc: (t)=>Math.sqrt(1 - (t -= 1) * t),
+    easeInOutCirc: (t)=>(t /= 0.5) < 1 ? -0.5 * (Math.sqrt(1 - t * t) - 1) : 0.5 * (Math.sqrt(1 - (t -= 2) * t) + 1),
+    easeInElastic: (t)=>atEdge(t) ? t : elasticIn(t, 0.075, 0.3),
+    easeOutElastic: (t)=>atEdge(t) ? t : elasticOut(t, 0.075, 0.3),
+    easeInOutElastic (t) {
+        const s = 0.1125;
+        const p = 0.45;
+        return atEdge(t) ? t : t < 0.5 ? 0.5 * elasticIn(t * 2, s, p) : 0.5 + 0.5 * elasticOut(t * 2 - 1, s, p);
+    },
+    easeInBack (t) {
+        const s = 1.70158;
+        return t * t * ((s + 1) * t - s);
+    },
+    easeOutBack (t) {
+        const s = 1.70158;
+        return (t -= 1) * t * ((s + 1) * t + s) + 1;
+    },
+    easeInOutBack (t) {
+        let s = 1.70158;
+        if ((t /= 0.5) < 1) {
+            return 0.5 * (t * t * (((s *= 1.525) + 1) * t - s));
+        }
+        return 0.5 * ((t -= 2) * t * (((s *= 1.525) + 1) * t + s) + 2);
+    },
+    easeInBounce: (t)=>1 - effects.easeOutBounce(1 - t),
+    easeOutBounce (t) {
+        const m = 7.5625;
+        const d = 2.75;
+        if (t < 1 / d) {
+            return m * t * t;
+        }
+        if (t < 2 / d) {
+            return m * (t -= 1.5 / d) * t + 0.75;
+        }
+        if (t < 2.5 / d) {
+            return m * (t -= 2.25 / d) * t + 0.9375;
+        }
+        return m * (t -= 2.625 / d) * t + 0.984375;
+    },
+    easeInOutBounce: (t)=>t < 0.5 ? effects.easeInBounce(t * 2) * 0.5 : effects.easeOutBounce(t * 2 - 1) * 0.5 + 0.5
+};
+
+function isPatternOrGradient(value) {
+    if (value && typeof value === 'object') {
+        const type = value.toString();
+        return type === '[object CanvasPattern]' || type === '[object CanvasGradient]';
+    }
+    return false;
+}
+function color(value) {
+    return isPatternOrGradient(value) ? value : new Color(value);
+}
+function getHoverColor(value) {
+    return isPatternOrGradient(value) ? value : new Color(value).saturate(0.5).darken(0.1).hexString();
+}
+
+const numbers = [
+    'x',
+    'y',
+    'borderWidth',
+    'radius',
+    'tension'
+];
+const colors = [
+    'color',
+    'borderColor',
+    'backgroundColor'
+];
+function applyAnimationsDefaults(defaults) {
+    defaults.set('animation', {
+        delay: undefined,
+        duration: 1000,
+        easing: 'easeOutQuart',
+        fn: undefined,
+        from: undefined,
+        loop: undefined,
+        to: undefined,
+        type: undefined
+    });
+    defaults.describe('animation', {
+        _fallback: false,
+        _indexable: false,
+        _scriptable: (name)=>name !== 'onProgress' && name !== 'onComplete' && name !== 'fn'
+    });
+    defaults.set('animations', {
+        colors: {
+            type: 'color',
+            properties: colors
+        },
+        numbers: {
+            type: 'number',
+            properties: numbers
+        }
+    });
+    defaults.describe('animations', {
+        _fallback: 'animation'
+    });
+    defaults.set('transitions', {
+        active: {
+            animation: {
+                duration: 400
+            }
+        },
+        resize: {
+            animation: {
+                duration: 0
+            }
+        },
+        show: {
+            animations: {
+                colors: {
+                    from: 'transparent'
+                },
+                visible: {
+                    type: 'boolean',
+                    duration: 0
+                }
+            }
+        },
+        hide: {
+            animations: {
+                colors: {
+                    to: 'transparent'
+                },
+                visible: {
+                    type: 'boolean',
+                    easing: 'linear',
+                    fn: (v)=>v | 0
+                }
+            }
+        }
+    });
+}
+
+function applyLayoutsDefaults(defaults) {
+    defaults.set('layout', {
+        autoPadding: true,
+        padding: {
+            top: 0,
+            right: 0,
+            bottom: 0,
+            left: 0
+        }
+    });
+}
+
+const intlCache = new Map();
+function getNumberFormat(locale, options) {
+    options = options || {};
+    const cacheKey = locale + JSON.stringify(options);
+    let formatter = intlCache.get(cacheKey);
+    if (!formatter) {
+        formatter = new Intl.NumberFormat(locale, options);
+        intlCache.set(cacheKey, formatter);
+    }
+    return formatter;
+}
+function formatNumber(num, locale, options) {
+    return getNumberFormat(locale, options).format(num);
+}
+
+const formatters = {
+ values (value) {
+        return isArray(value) ?  value : '' + value;
+    },
+ numeric (tickValue, index, ticks) {
+        if (tickValue === 0) {
+            return '0';
+        }
+        const locale = this.chart.options.locale;
+        let notation;
+        let delta = tickValue;
+        if (ticks.length > 1) {
+            const maxTick = Math.max(Math.abs(ticks[0].value), Math.abs(ticks[ticks.length - 1].value));
+            if (maxTick < 1e-4 || maxTick > 1e+15) {
+                notation = 'scientific';
+            }
+            delta = calculateDelta(tickValue, ticks);
+        }
+        const logDelta = log10(Math.abs(delta));
+        const numDecimal = isNaN(logDelta) ? 1 : Math.max(Math.min(-1 * Math.floor(logDelta), 20), 0);
+        const options = {
+            notation,
+            minimumFractionDigits: numDecimal,
+            maximumFractionDigits: numDecimal
+        };
+        Object.assign(options, this.options.ticks.format);
+        return formatNumber(tickValue, locale, options);
+    },
+ logarithmic (tickValue, index, ticks) {
+        if (tickValue === 0) {
+            return '0';
+        }
+        const remain = ticks[index].significand || tickValue / Math.pow(10, Math.floor(log10(tickValue)));
+        if ([
+            1,
+            2,
+            3,
+            5,
+            10,
+            15
+        ].includes(remain) || index > 0.8 * ticks.length) {
+            return formatters.numeric.call(this, tickValue, index, ticks);
+        }
+        return '';
+    }
+};
+function calculateDelta(tickValue, ticks) {
+    let delta = ticks.length > 3 ? ticks[2].value - ticks[1].value : ticks[1].value - ticks[0].value;
+    if (Math.abs(delta) >= 1 && tickValue !== Math.floor(tickValue)) {
+        delta = tickValue - Math.floor(tickValue);
+    }
+    return delta;
+}
+ var Ticks = {
+    formatters
+};
+
+function applyScaleDefaults(defaults) {
+    defaults.set('scale', {
+        display: true,
+        offset: false,
+        reverse: false,
+        beginAtZero: false,
+ bounds: 'ticks',
+        clip: true,
+ grace: 0,
+        grid: {
+            display: true,
+            lineWidth: 1,
+            drawOnChartArea: true,
+            drawTicks: true,
+            tickLength: 8,
+            tickWidth: (_ctx, options)=>options.lineWidth,
+            tickColor: (_ctx, options)=>options.color,
+            offset: false
+        },
+        border: {
+            display: true,
+            dash: [],
+            dashOffset: 0.0,
+            width: 1
+        },
+        title: {
+            display: false,
+            text: '',
+            padding: {
+                top: 4,
+                bottom: 4
+            }
+        },
+        ticks: {
+            minRotation: 0,
+            maxRotation: 50,
+            mirror: false,
+            textStrokeWidth: 0,
+            textStrokeColor: '',
+            padding: 3,
+            display: true,
+            autoSkip: true,
+            autoSkipPadding: 3,
+            labelOffset: 0,
+            callback: Ticks.formatters.values,
+            minor: {},
+            major: {},
+            align: 'center',
+            crossAlign: 'near',
+            showLabelBackdrop: false,
+            backdropColor: 'rgba(255, 255, 255, 0.75)',
+            backdropPadding: 2
+        }
+    });
+    defaults.route('scale.ticks', 'color', '', 'color');
+    defaults.route('scale.grid', 'color', '', 'borderColor');
+    defaults.route('scale.border', 'color', '', 'borderColor');
+    defaults.route('scale.title', 'color', '', 'color');
+    defaults.describe('scale', {
+        _fallback: false,
+        _scriptable: (name)=>!name.startsWith('before') && !name.startsWith('after') && name !== 'callback' && name !== 'parser',
+        _indexable: (name)=>name !== 'borderDash' && name !== 'tickBorderDash' && name !== 'dash'
+    });
+    defaults.describe('scales', {
+        _fallback: 'scale'
+    });
+    defaults.describe('scale.ticks', {
+        _scriptable: (name)=>name !== 'backdropPadding' && name !== 'callback',
+        _indexable: (name)=>name !== 'backdropPadding'
+    });
+}
+
+const overrides = Object.create(null);
+const descriptors = Object.create(null);
+ function getScope$1(node, key) {
+    if (!key) {
+        return node;
+    }
+    const keys = key.split('.');
+    for(let i = 0, n = keys.length; i < n; ++i){
+        const k = keys[i];
+        node = node[k] || (node[k] = Object.create(null));
+    }
+    return node;
+}
+function set(root, scope, values) {
+    if (typeof scope === 'string') {
+        return merge(getScope$1(root, scope), values);
+    }
+    return merge(getScope$1(root, ''), scope);
+}
+ class Defaults {
+    constructor(_descriptors, _appliers){
+        this.animation = undefined;
+        this.backgroundColor = 'rgba(0,0,0,0.1)';
+        this.borderColor = 'rgba(0,0,0,0.1)';
+        this.color = '#666';
+        this.datasets = {};
+        this.devicePixelRatio = (context)=>context.chart.platform.getDevicePixelRatio();
+        this.elements = {};
+        this.events = [
+            'mousemove',
+            'mouseout',
+            'click',
+            'touchstart',
+            'touchmove'
+        ];
+        this.font = {
+            family: "'Helvetica Neue', 'Helvetica', 'Arial', sans-serif",
+            size: 12,
+            style: 'normal',
+            lineHeight: 1.2,
+            weight: null
+        };
+        this.hover = {};
+        this.hoverBackgroundColor = (ctx, options)=>getHoverColor(options.backgroundColor);
+        this.hoverBorderColor = (ctx, options)=>getHoverColor(options.borderColor);
+        this.hoverColor = (ctx, options)=>getHoverColor(options.color);
+        this.indexAxis = 'x';
+        this.interaction = {
+            mode: 'nearest',
+            intersect: true,
+            includeInvisible: false
+        };
+        this.maintainAspectRatio = true;
+        this.onHover = null;
+        this.onClick = null;
+        this.parsing = true;
+        this.plugins = {};
+        this.responsive = true;
+        this.scale = undefined;
+        this.scales = {};
+        this.showLine = true;
+        this.drawActiveElementsOnTop = true;
+        this.describe(_descriptors);
+        this.apply(_appliers);
+    }
+ set(scope, values) {
+        return set(this, scope, values);
+    }
+ get(scope) {
+        return getScope$1(this, scope);
+    }
+ describe(scope, values) {
+        return set(descriptors, scope, values);
+    }
+    override(scope, values) {
+        return set(overrides, scope, values);
+    }
+ route(scope, name, targetScope, targetName) {
+        const scopeObject = getScope$1(this, scope);
+        const targetScopeObject = getScope$1(this, targetScope);
+        const privateName = '_' + name;
+        Object.defineProperties(scopeObject, {
+            [privateName]: {
+                value: scopeObject[name],
+                writable: true
+            },
+            [name]: {
+                enumerable: true,
+                get () {
+                    const local = this[privateName];
+                    const target = targetScopeObject[targetName];
+                    if (isObject(local)) {
+                        return Object.assign({}, target, local);
+                    }
+                    return valueOrDefault(local, target);
+                },
+                set (value) {
+                    this[privateName] = value;
+                }
+            }
+        });
+    }
+    apply(appliers) {
+        appliers.forEach((apply)=>apply(this));
+    }
+}
+var defaults = /* #__PURE__ */ new Defaults({
+    _scriptable: (name)=>!name.startsWith('on'),
+    _indexable: (name)=>name !== 'events',
+    hover: {
+        _fallback: 'interaction'
+    },
+    interaction: {
+        _scriptable: false,
+        _indexable: false
+    }
+}, [
+    applyAnimationsDefaults,
+    applyLayoutsDefaults,
+    applyScaleDefaults
+]);
+
+/**
+ * Converts the given font object into a CSS font string.
+ * @param font - A font object.
+ * @return The CSS font string. See https://developer.mozilla.org/en-US/docs/Web/CSS/font
+ * @private
+ */ function toFontString(font) {
+    if (!font || isNullOrUndef(font.size) || isNullOrUndef(font.family)) {
+        return null;
+    }
+    return (font.style ? font.style + ' ' : '') + (font.weight ? font.weight + ' ' : '') + font.size + 'px ' + font.family;
+}
+/**
+ * @private
+ */ function _measureText(ctx, data, gc, longest, string) {
+    let textWidth = data[string];
+    if (!textWidth) {
+        textWidth = data[string] = ctx.measureText(string).width;
+        gc.push(string);
+    }
+    if (textWidth > longest) {
+        longest = textWidth;
+    }
+    return longest;
+}
+/**
+ * @private
+ */ // eslint-disable-next-line complexity
+function _longestText(ctx, font, arrayOfThings, cache) {
+    cache = cache || {};
+    let data = cache.data = cache.data || {};
+    let gc = cache.garbageCollect = cache.garbageCollect || [];
+    if (cache.font !== font) {
+        data = cache.data = {};
+        gc = cache.garbageCollect = [];
+        cache.font = font;
+    }
+    ctx.save();
+    ctx.font = font;
+    let longest = 0;
+    const ilen = arrayOfThings.length;
+    let i, j, jlen, thing, nestedThing;
+    for(i = 0; i < ilen; i++){
+        thing = arrayOfThings[i];
+        // Undefined strings and arrays should not be measured
+        if (thing !== undefined && thing !== null && !isArray(thing)) {
+            longest = _measureText(ctx, data, gc, longest, thing);
+        } else if (isArray(thing)) {
+            // if it is an array lets measure each element
+            // to do maybe simplify this function a bit so we can do this more recursively?
+            for(j = 0, jlen = thing.length; j < jlen; j++){
+                nestedThing = thing[j];
+                // Undefined strings and arrays should not be measured
+                if (nestedThing !== undefined && nestedThing !== null && !isArray(nestedThing)) {
+                    longest = _measureText(ctx, data, gc, longest, nestedThing);
+                }
+            }
+        }
+    }
+    ctx.restore();
+    const gcLen = gc.length / 2;
+    if (gcLen > arrayOfThings.length) {
+        for(i = 0; i < gcLen; i++){
+            delete data[gc[i]];
+        }
+        gc.splice(0, gcLen);
+    }
+    return longest;
+}
+/**
+ * Returns the aligned pixel value to avoid anti-aliasing blur
+ * @param chart - The chart instance.
+ * @param pixel - A pixel value.
+ * @param width - The width of the element.
+ * @returns The aligned pixel value.
+ * @private
+ */ function _alignPixel(chart, pixel, width) {
+    const devicePixelRatio = chart.currentDevicePixelRatio;
+    const halfWidth = width !== 0 ? Math.max(width / 2, 0.5) : 0;
+    return Math.round((pixel - halfWidth) * devicePixelRatio) / devicePixelRatio + halfWidth;
+}
+/**
+ * Clears the entire canvas.
+ */ function clearCanvas(canvas, ctx) {
+    if (!ctx && !canvas) {
+        return;
+    }
+    ctx = ctx || canvas.getContext('2d');
+    ctx.save();
+    // canvas.width and canvas.height do not consider the canvas transform,
+    // while clearRect does
+    ctx.resetTransform();
+    ctx.clearRect(0, 0, canvas.width, canvas.height);
+    ctx.restore();
+}
+function drawPoint(ctx, options, x, y) {
+    // eslint-disable-next-line @typescript-eslint/no-use-before-define
+    drawPointLegend(ctx, options, x, y, null);
+}
+// eslint-disable-next-line complexity
+function drawPointLegend(ctx, options, x, y, w) {
+    let type, xOffset, yOffset, size, cornerRadius, width, xOffsetW, yOffsetW;
+    const style = options.pointStyle;
+    const rotation = options.rotation;
+    const radius = options.radius;
+    let rad = (rotation || 0) * RAD_PER_DEG;
+    if (style && typeof style === 'object') {
+        type = style.toString();
+        if (type === '[object HTMLImageElement]' || type === '[object HTMLCanvasElement]') {
+            ctx.save();
+            ctx.translate(x, y);
+            ctx.rotate(rad);
+            ctx.drawImage(style, -style.width / 2, -style.height / 2, style.width, style.height);
+            ctx.restore();
+            return;
+        }
+    }
+    if (isNaN(radius) || radius <= 0) {
+        return;
+    }
+    ctx.beginPath();
+    switch(style){
+        // Default includes circle
+        default:
+            if (w) {
+                ctx.ellipse(x, y, w / 2, radius, 0, 0, TAU);
+            } else {
+                ctx.arc(x, y, radius, 0, TAU);
+            }
+            ctx.closePath();
+            break;
+        case 'triangle':
+            width = w ? w / 2 : radius;
+            ctx.moveTo(x + Math.sin(rad) * width, y - Math.cos(rad) * radius);
+            rad += TWO_THIRDS_PI;
+            ctx.lineTo(x + Math.sin(rad) * width, y - Math.cos(rad) * radius);
+            rad += TWO_THIRDS_PI;
+            ctx.lineTo(x + Math.sin(rad) * width, y - Math.cos(rad) * radius);
+            ctx.closePath();
+            break;
+        case 'rectRounded':
+            // NOTE: the rounded rect implementation changed to use `arc` instead of
+            // `quadraticCurveTo` since it generates better results when rect is
+            // almost a circle. 0.516 (instead of 0.5) produces results with visually
+            // closer proportion to the previous impl and it is inscribed in the
+            // circle with `radius`. For more details, see the following PRs:
+            // https://github.com/chartjs/Chart.js/issues/5597
+            // https://github.com/chartjs/Chart.js/issues/5858
+            cornerRadius = radius * 0.516;
+            size = radius - cornerRadius;
+            xOffset = Math.cos(rad + QUARTER_PI) * size;
+            xOffsetW = Math.cos(rad + QUARTER_PI) * (w ? w / 2 - cornerRadius : size);
+            yOffset = Math.sin(rad + QUARTER_PI) * size;
+            yOffsetW = Math.sin(rad + QUARTER_PI) * (w ? w / 2 - cornerRadius : size);
+            ctx.arc(x - xOffsetW, y - yOffset, cornerRadius, rad - PI, rad - HALF_PI);
+            ctx.arc(x + yOffsetW, y - xOffset, cornerRadius, rad - HALF_PI, rad);
+            ctx.arc(x + xOffsetW, y + yOffset, cornerRadius, rad, rad + HALF_PI);
+            ctx.arc(x - yOffsetW, y + xOffset, cornerRadius, rad + HALF_PI, rad + PI);
+            ctx.closePath();
+            break;
+        case 'rect':
+            if (!rotation) {
+                size = Math.SQRT1_2 * radius;
+                width = w ? w / 2 : size;
+                ctx.rect(x - width, y - size, 2 * width, 2 * size);
+                break;
+            }
+            rad += QUARTER_PI;
+        /* falls through */ case 'rectRot':
+            xOffsetW = Math.cos(rad) * (w ? w / 2 : radius);
+            xOffset = Math.cos(rad) * radius;
+            yOffset = Math.sin(rad) * radius;
+            yOffsetW = Math.sin(rad) * (w ? w / 2 : radius);
+            ctx.moveTo(x - xOffsetW, y - yOffset);
+            ctx.lineTo(x + yOffsetW, y - xOffset);
+            ctx.lineTo(x + xOffsetW, y + yOffset);
+            ctx.lineTo(x - yOffsetW, y + xOffset);
+            ctx.closePath();
+            break;
+        case 'crossRot':
+            rad += QUARTER_PI;
+        /* falls through */ case 'cross':
+            xOffsetW = Math.cos(rad) * (w ? w / 2 : radius);
+            xOffset = Math.cos(rad) * radius;
+            yOffset = Math.sin(rad) * radius;
+            yOffsetW = Math.sin(rad) * (w ? w / 2 : radius);
+            ctx.moveTo(x - xOffsetW, y - yOffset);
+            ctx.lineTo(x + xOffsetW, y + yOffset);
+            ctx.moveTo(x + yOffsetW, y - xOffset);
+            ctx.lineTo(x - yOffsetW, y + xOffset);
+            break;
+        case 'star':
+            xOffsetW = Math.cos(rad) * (w ? w / 2 : radius);
+            xOffset = Math.cos(rad) * radius;
+            yOffset = Math.sin(rad) * radius;
+            yOffsetW = Math.sin(rad) * (w ? w / 2 : radius);
+            ctx.moveTo(x - xOffsetW, y - yOffset);
+            ctx.lineTo(x + xOffsetW, y + yOffset);
+            ctx.moveTo(x + yOffsetW, y - xOffset);
+            ctx.lineTo(x - yOffsetW, y + xOffset);
+            rad += QUARTER_PI;
+            xOffsetW = Math.cos(rad) * (w ? w / 2 : radius);
+            xOffset = Math.cos(rad) * radius;
+            yOffset = Math.sin(rad) * radius;
+            yOffsetW = Math.sin(rad) * (w ? w / 2 : radius);
+            ctx.moveTo(x - xOffsetW, y - yOffset);
+            ctx.lineTo(x + xOffsetW, y + yOffset);
+            ctx.moveTo(x + yOffsetW, y - xOffset);
+            ctx.lineTo(x - yOffsetW, y + xOffset);
+            break;
+        case 'line':
+            xOffset = w ? w / 2 : Math.cos(rad) * radius;
+            yOffset = Math.sin(rad) * radius;
+            ctx.moveTo(x - xOffset, y - yOffset);
+            ctx.lineTo(x + xOffset, y + yOffset);
+            break;
+        case 'dash':
+            ctx.moveTo(x, y);
+            ctx.lineTo(x + Math.cos(rad) * (w ? w / 2 : radius), y + Math.sin(rad) * radius);
+            break;
+        case false:
+            ctx.closePath();
+            break;
+    }
+    ctx.fill();
+    if (options.borderWidth > 0) {
+        ctx.stroke();
+    }
+}
+/**
+ * Returns true if the point is inside the rectangle
+ * @param point - The point to test
+ * @param area - The rectangle
+ * @param margin - allowed margin
+ * @private
+ */ function _isPointInArea(point, area, margin) {
+    margin = margin || 0.5; // margin - default is to match rounded decimals
+    return !area || point && point.x > area.left - margin && point.x < area.right + margin && point.y > area.top - margin && point.y < area.bottom + margin;
+}
+function clipArea(ctx, area) {
+    ctx.save();
+    ctx.beginPath();
+    ctx.rect(area.left, area.top, area.right - area.left, area.bottom - area.top);
+    ctx.clip();
+}
+function unclipArea(ctx) {
+    ctx.restore();
+}
+/**
+ * @private
+ */ function _steppedLineTo(ctx, previous, target, flip, mode) {
+    if (!previous) {
+        return ctx.lineTo(target.x, target.y);
+    }
+    if (mode === 'middle') {
+        const midpoint = (previous.x + target.x) / 2.0;
+        ctx.lineTo(midpoint, previous.y);
+        ctx.lineTo(midpoint, target.y);
+    } else if (mode === 'after' !== !!flip) {
+        ctx.lineTo(previous.x, target.y);
+    } else {
+        ctx.lineTo(target.x, previous.y);
+    }
+    ctx.lineTo(target.x, target.y);
+}
+/**
+ * @private
+ */ function _bezierCurveTo(ctx, previous, target, flip) {
+    if (!previous) {
+        return ctx.lineTo(target.x, target.y);
+    }
+    ctx.bezierCurveTo(flip ? previous.cp1x : previous.cp2x, flip ? previous.cp1y : previous.cp2y, flip ? target.cp2x : target.cp1x, flip ? target.cp2y : target.cp1y, target.x, target.y);
+}
+function setRenderOpts(ctx, opts) {
+    if (opts.translation) {
+        ctx.translate(opts.translation[0], opts.translation[1]);
+    }
+    if (!isNullOrUndef(opts.rotation)) {
+        ctx.rotate(opts.rotation);
+    }
+    if (opts.color) {
+        ctx.fillStyle = opts.color;
+    }
+    if (opts.textAlign) {
+        ctx.textAlign = opts.textAlign;
+    }
+    if (opts.textBaseline) {
+        ctx.textBaseline = opts.textBaseline;
+    }
+}
+function decorateText(ctx, x, y, line, opts) {
+    if (opts.strikethrough || opts.underline) {
+        /**
+     * Now that IE11 support has been dropped, we can use more
+     * of the TextMetrics object. The actual bounding boxes
+     * are unflagged in Chrome, Firefox, Edge, and Safari so they
+     * can be safely used.
+     * See https://developer.mozilla.org/en-US/docs/Web/API/TextMetrics#Browser_compatibility
+     */ const metrics = ctx.measureText(line);
+        const left = x - metrics.actualBoundingBoxLeft;
+        const right = x + metrics.actualBoundingBoxRight;
+        const top = y - metrics.actualBoundingBoxAscent;
+        const bottom = y + metrics.actualBoundingBoxDescent;
+        const yDecoration = opts.strikethrough ? (top + bottom) / 2 : bottom;
+        ctx.strokeStyle = ctx.fillStyle;
+        ctx.beginPath();
+        ctx.lineWidth = opts.decorationWidth || 2;
+        ctx.moveTo(left, yDecoration);
+        ctx.lineTo(right, yDecoration);
+        ctx.stroke();
+    }
+}
+function drawBackdrop(ctx, opts) {
+    const oldColor = ctx.fillStyle;
+    ctx.fillStyle = opts.color;
+    ctx.fillRect(opts.left, opts.top, opts.width, opts.height);
+    ctx.fillStyle = oldColor;
+}
+/**
+ * Render text onto the canvas
+ */ function renderText(ctx, text, x, y, font, opts = {}) {
+    const lines = isArray(text) ? text : [
+        text
+    ];
+    const stroke = opts.strokeWidth > 0 && opts.strokeColor !== '';
+    let i, line;
+    ctx.save();
+    ctx.font = font.string;
+    setRenderOpts(ctx, opts);
+    for(i = 0; i < lines.length; ++i){
+        line = lines[i];
+        if (opts.backdrop) {
+            drawBackdrop(ctx, opts.backdrop);
+        }
+        if (stroke) {
+            if (opts.strokeColor) {
+                ctx.strokeStyle = opts.strokeColor;
+            }
+            if (!isNullOrUndef(opts.strokeWidth)) {
+                ctx.lineWidth = opts.strokeWidth;
+            }
+            ctx.strokeText(line, x, y, opts.maxWidth);
+        }
+        ctx.fillText(line, x, y, opts.maxWidth);
+        decorateText(ctx, x, y, line, opts);
+        y += Number(font.lineHeight);
+    }
+    ctx.restore();
+}
+/**
+ * Add a path of a rectangle with rounded corners to the current sub-path
+ * @param ctx - Context
+ * @param rect - Bounding rect
+ */ function addRoundedRectPath(ctx, rect) {
+    const { x , y , w , h , radius  } = rect;
+    // top left arc
+    ctx.arc(x + radius.topLeft, y + radius.topLeft, radius.topLeft, 1.5 * PI, PI, true);
+    // line from top left to bottom left
+    ctx.lineTo(x, y + h - radius.bottomLeft);
+    // bottom left arc
+    ctx.arc(x + radius.bottomLeft, y + h - radius.bottomLeft, radius.bottomLeft, PI, HALF_PI, true);
+    // line from bottom left to bottom right
+    ctx.lineTo(x + w - radius.bottomRight, y + h);
+    // bottom right arc
+    ctx.arc(x + w - radius.bottomRight, y + h - radius.bottomRight, radius.bottomRight, HALF_PI, 0, true);
+    // line from bottom right to top right
+    ctx.lineTo(x + w, y + radius.topRight);
+    // top right arc
+    ctx.arc(x + w - radius.topRight, y + radius.topRight, radius.topRight, 0, -HALF_PI, true);
+    // line from top right to top left
+    ctx.lineTo(x + radius.topLeft, y);
+}
+
+const LINE_HEIGHT = /^(normal|(\d+(?:\.\d+)?)(px|em|%)?)$/;
+const FONT_STYLE = /^(normal|italic|initial|inherit|unset|(oblique( -?[0-9]?[0-9]deg)?))$/;
+/**
+ * @alias Chart.helpers.options
+ * @namespace
+ */ /**
+ * Converts the given line height `value` in pixels for a specific font `size`.
+ * @param value - The lineHeight to parse (eg. 1.6, '14px', '75%', '1.6em').
+ * @param size - The font size (in pixels) used to resolve relative `value`.
+ * @returns The effective line height in pixels (size * 1.2 if value is invalid).
+ * @see https://developer.mozilla.org/en-US/docs/Web/CSS/line-height
+ * @since 2.7.0
+ */ function toLineHeight(value, size) {
+    const matches = ('' + value).match(LINE_HEIGHT);
+    if (!matches || matches[1] === 'normal') {
+        return size * 1.2;
+    }
+    value = +matches[2];
+    switch(matches[3]){
+        case 'px':
+            return value;
+        case '%':
+            value /= 100;
+            break;
+    }
+    return size * value;
+}
+const numberOrZero = (v)=>+v || 0;
+function _readValueToProps(value, props) {
+    const ret = {};
+    const objProps = isObject(props);
+    const keys = objProps ? Object.keys(props) : props;
+    const read = isObject(value) ? objProps ? (prop)=>valueOrDefault(value[prop], value[props[prop]]) : (prop)=>value[prop] : ()=>value;
+    for (const prop of keys){
+        ret[prop] = numberOrZero(read(prop));
+    }
+    return ret;
+}
+/**
+ * Converts the given value into a TRBL object.
+ * @param value - If a number, set the value to all TRBL component,
+ *  else, if an object, use defined properties and sets undefined ones to 0.
+ *  x / y are shorthands for same value for left/right and top/bottom.
+ * @returns The padding values (top, right, bottom, left)
+ * @since 3.0.0
+ */ function toTRBL(value) {
+    return _readValueToProps(value, {
+        top: 'y',
+        right: 'x',
+        bottom: 'y',
+        left: 'x'
+    });
+}
+/**
+ * Converts the given value into a TRBL corners object (similar with css border-radius).
+ * @param value - If a number, set the value to all TRBL corner components,
+ *  else, if an object, use defined properties and sets undefined ones to 0.
+ * @returns The TRBL corner values (topLeft, topRight, bottomLeft, bottomRight)
+ * @since 3.0.0
+ */ function toTRBLCorners(value) {
+    return _readValueToProps(value, [
+        'topLeft',
+        'topRight',
+        'bottomLeft',
+        'bottomRight'
+    ]);
+}
+/**
+ * Converts the given value into a padding object with pre-computed width/height.
+ * @param value - If a number, set the value to all TRBL component,
+ *  else, if an object, use defined properties and sets undefined ones to 0.
+ *  x / y are shorthands for same value for left/right and top/bottom.
+ * @returns The padding values (top, right, bottom, left, width, height)
+ * @since 2.7.0
+ */ function toPadding(value) {
+    const obj = toTRBL(value);
+    obj.width = obj.left + obj.right;
+    obj.height = obj.top + obj.bottom;
+    return obj;
+}
+/**
+ * Parses font options and returns the font object.
+ * @param options - A object that contains font options to be parsed.
+ * @param fallback - A object that contains fallback font options.
+ * @return The font object.
+ * @private
+ */ function toFont(options, fallback) {
+    options = options || {};
+    fallback = fallback || defaults.font;
+    let size = valueOrDefault(options.size, fallback.size);
+    if (typeof size === 'string') {
+        size = parseInt(size, 10);
+    }
+    let style = valueOrDefault(options.style, fallback.style);
+    if (style && !('' + style).match(FONT_STYLE)) {
+        console.warn('Invalid font style specified: "' + style + '"');
+        style = undefined;
+    }
+    const font = {
+        family: valueOrDefault(options.family, fallback.family),
+        lineHeight: toLineHeight(valueOrDefault(options.lineHeight, fallback.lineHeight), size),
+        size,
+        style,
+        weight: valueOrDefault(options.weight, fallback.weight),
+        string: ''
+    };
+    font.string = toFontString(font);
+    return font;
+}
+/**
+ * Evaluates the given `inputs` sequentially and returns the first defined value.
+ * @param inputs - An array of values, falling back to the last value.
+ * @param context - If defined and the current value is a function, the value
+ * is called with `context` as first argument and the result becomes the new input.
+ * @param index - If defined and the current value is an array, the value
+ * at `index` become the new input.
+ * @param info - object to return information about resolution in
+ * @param info.cacheable - Will be set to `false` if option is not cacheable.
+ * @since 2.7.0
+ */ function resolve(inputs, context, index, info) {
+    let cacheable = true;
+    let i, ilen, value;
+    for(i = 0, ilen = inputs.length; i < ilen; ++i){
+        value = inputs[i];
+        if (value === undefined) {
+            continue;
+        }
+        if (context !== undefined && typeof value === 'function') {
+            value = value(context);
+            cacheable = false;
+        }
+        if (index !== undefined && isArray(value)) {
+            value = value[index % value.length];
+            cacheable = false;
+        }
+        if (value !== undefined) {
+            if (info && !cacheable) {
+                info.cacheable = false;
+            }
+            return value;
+        }
+    }
+}
+/**
+ * @param minmax
+ * @param grace
+ * @param beginAtZero
+ * @private
+ */ function _addGrace(minmax, grace, beginAtZero) {
+    const { min , max  } = minmax;
+    const change = toDimension(grace, (max - min) / 2);
+    const keepZero = (value, add)=>beginAtZero && value === 0 ? 0 : value + add;
+    return {
+        min: keepZero(min, -Math.abs(change)),
+        max: keepZero(max, change)
+    };
+}
+function createContext(parentContext, context) {
+    return Object.assign(Object.create(parentContext), context);
+}
+
+/**
+ * Creates a Proxy for resolving raw values for options.
+ * @param scopes - The option scopes to look for values, in resolution order
+ * @param prefixes - The prefixes for values, in resolution order.
+ * @param rootScopes - The root option scopes
+ * @param fallback - Parent scopes fallback
+ * @param getTarget - callback for getting the target for changed values
+ * @returns Proxy
+ * @private
+ */ function _createResolver(scopes, prefixes = [
+    ''
+], rootScopes, fallback, getTarget = ()=>scopes[0]) {
+    const finalRootScopes = rootScopes || scopes;
+    if (typeof fallback === 'undefined') {
+        fallback = _resolve('_fallback', scopes);
+    }
+    const cache = {
+        [Symbol.toStringTag]: 'Object',
+        _cacheable: true,
+        _scopes: scopes,
+        _rootScopes: finalRootScopes,
+        _fallback: fallback,
+        _getTarget: getTarget,
+        override: (scope)=>_createResolver([
+                scope,
+                ...scopes
+            ], prefixes, finalRootScopes, fallback)
+    };
+    return new Proxy(cache, {
+        /**
+     * A trap for the delete operator.
+     */ deleteProperty (target, prop) {
+            delete target[prop]; // remove from cache
+            delete target._keys; // remove cached keys
+            delete scopes[0][prop]; // remove from top level scope
+            return true;
+        },
+        /**
+     * A trap for getting property values.
+     */ get (target, prop) {
+            return _cached(target, prop, ()=>_resolveWithPrefixes(prop, prefixes, scopes, target));
+        },
+        /**
+     * A trap for Object.getOwnPropertyDescriptor.
+     * Also used by Object.hasOwnProperty.
+     */ getOwnPropertyDescriptor (target, prop) {
+            return Reflect.getOwnPropertyDescriptor(target._scopes[0], prop);
+        },
+        /**
+     * A trap for Object.getPrototypeOf.
+     */ getPrototypeOf () {
+            return Reflect.getPrototypeOf(scopes[0]);
+        },
+        /**
+     * A trap for the in operator.
+     */ has (target, prop) {
+            return getKeysFromAllScopes(target).includes(prop);
+        },
+        /**
+     * A trap for Object.getOwnPropertyNames and Object.getOwnPropertySymbols.
+     */ ownKeys (target) {
+            return getKeysFromAllScopes(target);
+        },
+        /**
+     * A trap for setting property values.
+     */ set (target, prop, value) {
+            const storage = target._storage || (target._storage = getTarget());
+            target[prop] = storage[prop] = value; // set to top level scope + cache
+            delete target._keys; // remove cached keys
+            return true;
+        }
+    });
+}
+/**
+ * Returns an Proxy for resolving option values with context.
+ * @param proxy - The Proxy returned by `_createResolver`
+ * @param context - Context object for scriptable/indexable options
+ * @param subProxy - The proxy provided for scriptable options
+ * @param descriptorDefaults - Defaults for descriptors
+ * @private
+ */ function _attachContext(proxy, context, subProxy, descriptorDefaults) {
+    const cache = {
+        _cacheable: false,
+        _proxy: proxy,
+        _context: context,
+        _subProxy: subProxy,
+        _stack: new Set(),
+        _descriptors: _descriptors(proxy, descriptorDefaults),
+        setContext: (ctx)=>_attachContext(proxy, ctx, subProxy, descriptorDefaults),
+        override: (scope)=>_attachContext(proxy.override(scope), context, subProxy, descriptorDefaults)
+    };
+    return new Proxy(cache, {
+        /**
+     * A trap for the delete operator.
+     */ deleteProperty (target, prop) {
+            delete target[prop]; // remove from cache
+            delete proxy[prop]; // remove from proxy
+            return true;
+        },
+        /**
+     * A trap for getting property values.
+     */ get (target, prop, receiver) {
+            return _cached(target, prop, ()=>_resolveWithContext(target, prop, receiver));
+        },
+        /**
+     * A trap for Object.getOwnPropertyDescriptor.
+     * Also used by Object.hasOwnProperty.
+     */ getOwnPropertyDescriptor (target, prop) {
+            return target._descriptors.allKeys ? Reflect.has(proxy, prop) ? {
+                enumerable: true,
+                configurable: true
+            } : undefined : Reflect.getOwnPropertyDescriptor(proxy, prop);
+        },
+        /**
+     * A trap for Object.getPrototypeOf.
+     */ getPrototypeOf () {
+            return Reflect.getPrototypeOf(proxy);
+        },
+        /**
+     * A trap for the in operator.
+     */ has (target, prop) {
+            return Reflect.has(proxy, prop);
+        },
+        /**
+     * A trap for Object.getOwnPropertyNames and Object.getOwnPropertySymbols.
+     */ ownKeys () {
+            return Reflect.ownKeys(proxy);
+        },
+        /**
+     * A trap for setting property values.
+     */ set (target, prop, value) {
+            proxy[prop] = value; // set to proxy
+            delete target[prop]; // remove from cache
+            return true;
+        }
+    });
+}
+/**
+ * @private
+ */ function _descriptors(proxy, defaults = {
+    scriptable: true,
+    indexable: true
+}) {
+    const { _scriptable =defaults.scriptable , _indexable =defaults.indexable , _allKeys =defaults.allKeys  } = proxy;
+    return {
+        allKeys: _allKeys,
+        scriptable: _scriptable,
+        indexable: _indexable,
+        isScriptable: isFunction(_scriptable) ? _scriptable : ()=>_scriptable,
+        isIndexable: isFunction(_indexable) ? _indexable : ()=>_indexable
+    };
+}
+const readKey = (prefix, name)=>prefix ? prefix + _capitalize(name) : name;
+const needsSubResolver = (prop, value)=>isObject(value) && prop !== 'adapters' && (Object.getPrototypeOf(value) === null || value.constructor === Object);
+function _cached(target, prop, resolve) {
+    if (Object.prototype.hasOwnProperty.call(target, prop) || prop === 'constructor') {
+        return target[prop];
+    }
+    const value = resolve();
+    // cache the resolved value
+    target[prop] = value;
+    return value;
+}
+function _resolveWithContext(target, prop, receiver) {
+    const { _proxy , _context , _subProxy , _descriptors: descriptors  } = target;
+    let value = _proxy[prop]; // resolve from proxy
+    // resolve with context
+    if (isFunction(value) && descriptors.isScriptable(prop)) {
+        value = _resolveScriptable(prop, value, target, receiver);
+    }
+    if (isArray(value) && value.length) {
+        value = _resolveArray(prop, value, target, descriptors.isIndexable);
+    }
+    if (needsSubResolver(prop, value)) {
+        // if the resolved value is an object, create a sub resolver for it
+        value = _attachContext(value, _context, _subProxy && _subProxy[prop], descriptors);
+    }
+    return value;
+}
+function _resolveScriptable(prop, getValue, target, receiver) {
+    const { _proxy , _context , _subProxy , _stack  } = target;
+    if (_stack.has(prop)) {
+        throw new Error('Recursion detected: ' + Array.from(_stack).join('->') + '->' + prop);
+    }
+    _stack.add(prop);
+    let value = getValue(_context, _subProxy || receiver);
+    _stack.delete(prop);
+    if (needsSubResolver(prop, value)) {
+        // When scriptable option returns an object, create a resolver on that.
+        value = createSubResolver(_proxy._scopes, _proxy, prop, value);
+    }
+    return value;
+}
+function _resolveArray(prop, value, target, isIndexable) {
+    const { _proxy , _context , _subProxy , _descriptors: descriptors  } = target;
+    if (typeof _context.index !== 'undefined' && isIndexable(prop)) {
+        return value[_context.index % value.length];
+    } else if (isObject(value[0])) {
+        // Array of objects, return array or resolvers
+        const arr = value;
+        const scopes = _proxy._scopes.filter((s)=>s !== arr);
+        value = [];
+        for (const item of arr){
+            const resolver = createSubResolver(scopes, _proxy, prop, item);
+            value.push(_attachContext(resolver, _context, _subProxy && _subProxy[prop], descriptors));
+        }
+    }
+    return value;
+}
+function resolveFallback(fallback, prop, value) {
+    return isFunction(fallback) ? fallback(prop, value) : fallback;
+}
+const getScope = (key, parent)=>key === true ? parent : typeof key === 'string' ? resolveObjectKey(parent, key) : undefined;
+function addScopes(set, parentScopes, key, parentFallback, value) {
+    for (const parent of parentScopes){
+        const scope = getScope(key, parent);
+        if (scope) {
+            set.add(scope);
+            const fallback = resolveFallback(scope._fallback, key, value);
+            if (typeof fallback !== 'undefined' && fallback !== key && fallback !== parentFallback) {
+                // When we reach the descriptor that defines a new _fallback, return that.
+                // The fallback will resume to that new scope.
+                return fallback;
+            }
+        } else if (scope === false && typeof parentFallback !== 'undefined' && key !== parentFallback) {
+            // Fallback to `false` results to `false`, when falling back to different key.
+            // For example `interaction` from `hover` or `plugins.tooltip` and `animation` from `animations`
+            return null;
+        }
+    }
+    return false;
+}
+function createSubResolver(parentScopes, resolver, prop, value) {
+    const rootScopes = resolver._rootScopes;
+    const fallback = resolveFallback(resolver._fallback, prop, value);
+    const allScopes = [
+        ...parentScopes,
+        ...rootScopes
+    ];
+    const set = new Set();
+    set.add(value);
+    let key = addScopesFromKey(set, allScopes, prop, fallback || prop, value);
+    if (key === null) {
+        return false;
+    }
+    if (typeof fallback !== 'undefined' && fallback !== prop) {
+        key = addScopesFromKey(set, allScopes, fallback, key, value);
+        if (key === null) {
+            return false;
+        }
+    }
+    return _createResolver(Array.from(set), [
+        ''
+    ], rootScopes, fallback, ()=>subGetTarget(resolver, prop, value));
+}
+function addScopesFromKey(set, allScopes, key, fallback, item) {
+    while(key){
+        key = addScopes(set, allScopes, key, fallback, item);
+    }
+    return key;
+}
+function subGetTarget(resolver, prop, value) {
+    const parent = resolver._getTarget();
+    if (!(prop in parent)) {
+        parent[prop] = {};
+    }
+    const target = parent[prop];
+    if (isArray(target) && isObject(value)) {
+        // For array of objects, the object is used to store updated values
+        return value;
+    }
+    return target || {};
+}
+function _resolveWithPrefixes(prop, prefixes, scopes, proxy) {
+    let value;
+    for (const prefix of prefixes){
+        value = _resolve(readKey(prefix, prop), scopes);
+        if (typeof value !== 'undefined') {
+            return needsSubResolver(prop, value) ? createSubResolver(scopes, proxy, prop, value) : value;
+        }
+    }
+}
+function _resolve(key, scopes) {
+    for (const scope of scopes){
+        if (!scope) {
+            continue;
+        }
+        const value = scope[key];
+        if (typeof value !== 'undefined') {
+            return value;
+        }
+    }
+}
+function getKeysFromAllScopes(target) {
+    let keys = target._keys;
+    if (!keys) {
+        keys = target._keys = resolveKeysFromAllScopes(target._scopes);
+    }
+    return keys;
+}
+function resolveKeysFromAllScopes(scopes) {
+    const set = new Set();
+    for (const scope of scopes){
+        for (const key of Object.keys(scope).filter((k)=>!k.startsWith('_'))){
+            set.add(key);
+        }
+    }
+    return Array.from(set);
+}
+function _parseObjectDataRadialScale(meta, data, start, count) {
+    const { iScale  } = meta;
+    const { key ='r'  } = this._parsing;
+    const parsed = new Array(count);
+    let i, ilen, index, item;
+    for(i = 0, ilen = count; i < ilen; ++i){
+        index = i + start;
+        item = data[index];
+        parsed[i] = {
+            r: iScale.parse(resolveObjectKey(item, key), index)
+        };
+    }
+    return parsed;
+}
+
+const EPSILON = Number.EPSILON || 1e-14;
+const getPoint = (points, i)=>i < points.length && !points[i].skip && points[i];
+const getValueAxis = (indexAxis)=>indexAxis === 'x' ? 'y' : 'x';
+function splineCurve(firstPoint, middlePoint, afterPoint, t) {
+    // Props to Rob Spencer at scaled innovation for his post on splining between points
+    // http://scaledinnovation.com/analytics/splines/aboutSplines.html
+    // This function must also respect "skipped" points
+    const previous = firstPoint.skip ? middlePoint : firstPoint;
+    const current = middlePoint;
+    const next = afterPoint.skip ? middlePoint : afterPoint;
+    const d01 = distanceBetweenPoints(current, previous);
+    const d12 = distanceBetweenPoints(next, current);
+    let s01 = d01 / (d01 + d12);
+    let s12 = d12 / (d01 + d12);
+    // If all points are the same, s01 & s02 will be inf
+    s01 = isNaN(s01) ? 0 : s01;
+    s12 = isNaN(s12) ? 0 : s12;
+    const fa = t * s01; // scaling factor for triangle Ta
+    const fb = t * s12;
+    return {
+        previous: {
+            x: current.x - fa * (next.x - previous.x),
+            y: current.y - fa * (next.y - previous.y)
+        },
+        next: {
+            x: current.x + fb * (next.x - previous.x),
+            y: current.y + fb * (next.y - previous.y)
+        }
+    };
+}
+/**
+ * Adjust tangents to ensure monotonic properties
+ */ function monotoneAdjust(points, deltaK, mK) {
+    const pointsLen = points.length;
+    let alphaK, betaK, tauK, squaredMagnitude, pointCurrent;
+    let pointAfter = getPoint(points, 0);
+    for(let i = 0; i < pointsLen - 1; ++i){
+        pointCurrent = pointAfter;
+        pointAfter = getPoint(points, i + 1);
+        if (!pointCurrent || !pointAfter) {
+            continue;
+        }
+        if (almostEquals(deltaK[i], 0, EPSILON)) {
+            mK[i] = mK[i + 1] = 0;
+            continue;
+        }
+        alphaK = mK[i] / deltaK[i];
+        betaK = mK[i + 1] / deltaK[i];
+        squaredMagnitude = Math.pow(alphaK, 2) + Math.pow(betaK, 2);
+        if (squaredMagnitude <= 9) {
+            continue;
+        }
+        tauK = 3 / Math.sqrt(squaredMagnitude);
+        mK[i] = alphaK * tauK * deltaK[i];
+        mK[i + 1] = betaK * tauK * deltaK[i];
+    }
+}
+function monotoneCompute(points, mK, indexAxis = 'x') {
+    const valueAxis = getValueAxis(indexAxis);
+    const pointsLen = points.length;
+    let delta, pointBefore, pointCurrent;
+    let pointAfter = getPoint(points, 0);
+    for(let i = 0; i < pointsLen; ++i){
+        pointBefore = pointCurrent;
+        pointCurrent = pointAfter;
+        pointAfter = getPoint(points, i + 1);
+        if (!pointCurrent) {
+            continue;
+        }
+        const iPixel = pointCurrent[indexAxis];
+        const vPixel = pointCurrent[valueAxis];
+        if (pointBefore) {
+            delta = (iPixel - pointBefore[indexAxis]) / 3;
+            pointCurrent[`cp1${indexAxis}`] = iPixel - delta;
+            pointCurrent[`cp1${valueAxis}`] = vPixel - delta * mK[i];
+        }
+        if (pointAfter) {
+            delta = (pointAfter[indexAxis] - iPixel) / 3;
+            pointCurrent[`cp2${indexAxis}`] = iPixel + delta;
+            pointCurrent[`cp2${valueAxis}`] = vPixel + delta * mK[i];
+        }
+    }
+}
+/**
+ * This function calculates Bézier control points in a similar way than |splineCurve|,
+ * but preserves monotonicity of the provided data and ensures no local extremums are added
+ * between the dataset discrete points due to the interpolation.
+ * See : https://en.wikipedia.org/wiki/Monotone_cubic_interpolation
+ */ function splineCurveMonotone(points, indexAxis = 'x') {
+    const valueAxis = getValueAxis(indexAxis);
+    const pointsLen = points.length;
+    const deltaK = Array(pointsLen).fill(0);
+    const mK = Array(pointsLen);
+    // Calculate slopes (deltaK) and initialize tangents (mK)
+    let i, pointBefore, pointCurrent;
+    let pointAfter = getPoint(points, 0);
+    for(i = 0; i < pointsLen; ++i){
+        pointBefore = pointCurrent;
+        pointCurrent = pointAfter;
+        pointAfter = getPoint(points, i + 1);
+        if (!pointCurrent) {
+            continue;
+        }
+        if (pointAfter) {
+            const slopeDelta = pointAfter[indexAxis] - pointCurrent[indexAxis];
+            // In the case of two points that appear at the same x pixel, slopeDeltaX is 0
+            deltaK[i] = slopeDelta !== 0 ? (pointAfter[valueAxis] - pointCurrent[valueAxis]) / slopeDelta : 0;
+        }
+        mK[i] = !pointBefore ? deltaK[i] : !pointAfter ? deltaK[i - 1] : sign(deltaK[i - 1]) !== sign(deltaK[i]) ? 0 : (deltaK[i - 1] + deltaK[i]) / 2;
+    }
+    monotoneAdjust(points, deltaK, mK);
+    monotoneCompute(points, mK, indexAxis);
+}
+function capControlPoint(pt, min, max) {
+    return Math.max(Math.min(pt, max), min);
+}
+function capBezierPoints(points, area) {
+    let i, ilen, point, inArea, inAreaPrev;
+    let inAreaNext = _isPointInArea(points[0], area);
+    for(i = 0, ilen = points.length; i < ilen; ++i){
+        inAreaPrev = inArea;
+        inArea = inAreaNext;
+        inAreaNext = i < ilen - 1 && _isPointInArea(points[i + 1], area);
+        if (!inArea) {
+            continue;
+        }
+        point = points[i];
+        if (inAreaPrev) {
+            point.cp1x = capControlPoint(point.cp1x, area.left, area.right);
+            point.cp1y = capControlPoint(point.cp1y, area.top, area.bottom);
+        }
+        if (inAreaNext) {
+            point.cp2x = capControlPoint(point.cp2x, area.left, area.right);
+            point.cp2y = capControlPoint(point.cp2y, area.top, area.bottom);
+        }
+    }
+}
+/**
+ * @private
+ */ function _updateBezierControlPoints(points, options, area, loop, indexAxis) {
+    let i, ilen, point, controlPoints;
+    // Only consider points that are drawn in case the spanGaps option is used
+    if (options.spanGaps) {
+        points = points.filter((pt)=>!pt.skip);
+    }
+    if (options.cubicInterpolationMode === 'monotone') {
+        splineCurveMonotone(points, indexAxis);
+    } else {
+        let prev = loop ? points[points.length - 1] : points[0];
+        for(i = 0, ilen = points.length; i < ilen; ++i){
+            point = points[i];
+            controlPoints = splineCurve(prev, point, points[Math.min(i + 1, ilen - (loop ? 0 : 1)) % ilen], options.tension);
+            point.cp1x = controlPoints.previous.x;
+            point.cp1y = controlPoints.previous.y;
+            point.cp2x = controlPoints.next.x;
+            point.cp2y = controlPoints.next.y;
+            prev = point;
+        }
+    }
+    if (options.capBezierPoints) {
+        capBezierPoints(points, area);
+    }
+}
+
+/**
+ * @private
+ */ function _isDomSupported() {
+    return typeof window !== 'undefined' && typeof document !== 'undefined';
+}
+/**
+ * @private
+ */ function _getParentNode(domNode) {
+    let parent = domNode.parentNode;
+    if (parent && parent.toString() === '[object ShadowRoot]') {
+        parent = parent.host;
+    }
+    return parent;
+}
+/**
+ * convert max-width/max-height values that may be percentages into a number
+ * @private
+ */ function parseMaxStyle(styleValue, node, parentProperty) {
+    let valueInPixels;
+    if (typeof styleValue === 'string') {
+        valueInPixels = parseInt(styleValue, 10);
+        if (styleValue.indexOf('%') !== -1) {
+            // percentage * size in dimension
+            valueInPixels = valueInPixels / 100 * node.parentNode[parentProperty];
+        }
+    } else {
+        valueInPixels = styleValue;
+    }
+    return valueInPixels;
+}
+const getComputedStyle = (element)=>element.ownerDocument.defaultView.getComputedStyle(element, null);
+function getStyle(el, property) {
+    return getComputedStyle(el).getPropertyValue(property);
+}
+const positions = [
+    'top',
+    'right',
+    'bottom',
+    'left'
+];
+function getPositionedStyle(styles, style, suffix) {
+    const result = {};
+    suffix = suffix ? '-' + suffix : '';
+    for(let i = 0; i < 4; i++){
+        const pos = positions[i];
+        result[pos] = parseFloat(styles[style + '-' + pos + suffix]) || 0;
+    }
+    result.width = result.left + result.right;
+    result.height = result.top + result.bottom;
+    return result;
+}
+const useOffsetPos = (x, y, target)=>(x > 0 || y > 0) && (!target || !target.shadowRoot);
+/**
+ * @param e
+ * @param canvas
+ * @returns Canvas position
+ */ function getCanvasPosition(e, canvas) {
+    const touches = e.touches;
+    const source = touches && touches.length ? touches[0] : e;
+    const { offsetX , offsetY  } = source;
+    let box = false;
+    let x, y;
+    if (useOffsetPos(offsetX, offsetY, e.target)) {
+        x = offsetX;
+        y = offsetY;
+    } else {
+        const rect = canvas.getBoundingClientRect();
+        x = source.clientX - rect.left;
+        y = source.clientY - rect.top;
+        box = true;
+    }
+    return {
+        x,
+        y,
+        box
+    };
+}
+/**
+ * Gets an event's x, y coordinates, relative to the chart area
+ * @param event
+ * @param chart
+ * @returns x and y coordinates of the event
+ */ function getRelativePosition(event, chart) {
+    if ('native' in event) {
+        return event;
+    }
+    const { canvas , currentDevicePixelRatio  } = chart;
+    const style = getComputedStyle(canvas);
+    const borderBox = style.boxSizing === 'border-box';
+    const paddings = getPositionedStyle(style, 'padding');
+    const borders = getPositionedStyle(style, 'border', 'width');
+    const { x , y , box  } = getCanvasPosition(event, canvas);
+    const xOffset = paddings.left + (box && borders.left);
+    const yOffset = paddings.top + (box && borders.top);
+    let { width , height  } = chart;
+    if (borderBox) {
+        width -= paddings.width + borders.width;
+        height -= paddings.height + borders.height;
+    }
+    return {
+        x: Math.round((x - xOffset) / width * canvas.width / currentDevicePixelRatio),
+        y: Math.round((y - yOffset) / height * canvas.height / currentDevicePixelRatio)
+    };
+}
+function getContainerSize(canvas, width, height) {
+    let maxWidth, maxHeight;
+    if (width === undefined || height === undefined) {
+        const container = canvas && _getParentNode(canvas);
+        if (!container) {
+            width = canvas.clientWidth;
+            height = canvas.clientHeight;
+        } else {
+            const rect = container.getBoundingClientRect(); // this is the border box of the container
+            const containerStyle = getComputedStyle(container);
+            const containerBorder = getPositionedStyle(containerStyle, 'border', 'width');
+            const containerPadding = getPositionedStyle(containerStyle, 'padding');
+            width = rect.width - containerPadding.width - containerBorder.width;
+            height = rect.height - containerPadding.height - containerBorder.height;
+            maxWidth = parseMaxStyle(containerStyle.maxWidth, container, 'clientWidth');
+            maxHeight = parseMaxStyle(containerStyle.maxHeight, container, 'clientHeight');
+        }
+    }
+    return {
+        width,
+        height,
+        maxWidth: maxWidth || INFINITY,
+        maxHeight: maxHeight || INFINITY
+    };
+}
+const round1 = (v)=>Math.round(v * 10) / 10;
+// eslint-disable-next-line complexity
+function getMaximumSize(canvas, bbWidth, bbHeight, aspectRatio) {
+    const style = getComputedStyle(canvas);
+    const margins = getPositionedStyle(style, 'margin');
+    const maxWidth = parseMaxStyle(style.maxWidth, canvas, 'clientWidth') || INFINITY;
+    const maxHeight = parseMaxStyle(style.maxHeight, canvas, 'clientHeight') || INFINITY;
+    const containerSize = getContainerSize(canvas, bbWidth, bbHeight);
+    let { width , height  } = containerSize;
+    if (style.boxSizing === 'content-box') {
+        const borders = getPositionedStyle(style, 'border', 'width');
+        const paddings = getPositionedStyle(style, 'padding');
+        width -= paddings.width + borders.width;
+        height -= paddings.height + borders.height;
+    }
+    width = Math.max(0, width - margins.width);
+    height = Math.max(0, aspectRatio ? width / aspectRatio : height - margins.height);
+    width = round1(Math.min(width, maxWidth, containerSize.maxWidth));
+    height = round1(Math.min(height, maxHeight, containerSize.maxHeight));
+    if (width && !height) {
+        // https://github.com/chartjs/Chart.js/issues/4659
+        // If the canvas has width, but no height, default to aspectRatio of 2 (canvas default)
+        height = round1(width / 2);
+    }
+    const maintainHeight = bbWidth !== undefined || bbHeight !== undefined;
+    if (maintainHeight && aspectRatio && containerSize.height && height > containerSize.height) {
+        height = containerSize.height;
+        width = round1(Math.floor(height * aspectRatio));
+    }
+    return {
+        width,
+        height
+    };
+}
+/**
+ * @param chart
+ * @param forceRatio
+ * @param forceStyle
+ * @returns True if the canvas context size or transformation has changed.
+ */ function retinaScale(chart, forceRatio, forceStyle) {
+    const pixelRatio = forceRatio || 1;
+    const deviceHeight = Math.floor(chart.height * pixelRatio);
+    const deviceWidth = Math.floor(chart.width * pixelRatio);
+    chart.height = Math.floor(chart.height);
+    chart.width = Math.floor(chart.width);
+    const canvas = chart.canvas;
+    // If no style has been set on the canvas, the render size is used as display size,
+    // making the chart visually bigger, so let's enforce it to the "correct" values.
+    // See https://github.com/chartjs/Chart.js/issues/3575
+    if (canvas.style && (forceStyle || !canvas.style.height && !canvas.style.width)) {
+        canvas.style.height = `${chart.height}px`;
+        canvas.style.width = `${chart.width}px`;
+    }
+    if (chart.currentDevicePixelRatio !== pixelRatio || canvas.height !== deviceHeight || canvas.width !== deviceWidth) {
+        chart.currentDevicePixelRatio = pixelRatio;
+        canvas.height = deviceHeight;
+        canvas.width = deviceWidth;
+        chart.ctx.setTransform(pixelRatio, 0, 0, pixelRatio, 0, 0);
+        return true;
+    }
+    return false;
+}
+/**
+ * Detects support for options object argument in addEventListener.
+ * https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/addEventListener#Safely_detecting_option_support
+ * @private
+ */ const supportsEventListenerOptions = function() {
+    let passiveSupported = false;
+    try {
+        const options = {
+            get passive () {
+                passiveSupported = true;
+                return false;
+            }
+        };
+        if (_isDomSupported()) {
+            window.addEventListener('test', null, options);
+            window.removeEventListener('test', null, options);
+        }
+    } catch (e) {
+    // continue regardless of error
+    }
+    return passiveSupported;
+}();
+/**
+ * The "used" size is the final value of a dimension property after all calculations have
+ * been performed. This method uses the computed style of `element` but returns undefined
+ * if the computed style is not expressed in pixels. That can happen in some cases where
+ * `element` has a size relative to its parent and this last one is not yet displayed,
+ * for example because of `display: none` on a parent node.
+ * @see https://developer.mozilla.org/en-US/docs/Web/CSS/used_value
+ * @returns Size in pixels or undefined if unknown.
+ */ function readUsedSize(element, property) {
+    const value = getStyle(element, property);
+    const matches = value && value.match(/^(\d+)(\.\d+)?px$/);
+    return matches ? +matches[1] : undefined;
+}
+
+/**
+ * @private
+ */ function _pointInLine(p1, p2, t, mode) {
+    return {
+        x: p1.x + t * (p2.x - p1.x),
+        y: p1.y + t * (p2.y - p1.y)
+    };
+}
+/**
+ * @private
+ */ function _steppedInterpolation(p1, p2, t, mode) {
+    return {
+        x: p1.x + t * (p2.x - p1.x),
+        y: mode === 'middle' ? t < 0.5 ? p1.y : p2.y : mode === 'after' ? t < 1 ? p1.y : p2.y : t > 0 ? p2.y : p1.y
+    };
+}
+/**
+ * @private
+ */ function _bezierInterpolation(p1, p2, t, mode) {
+    const cp1 = {
+        x: p1.cp2x,
+        y: p1.cp2y
+    };
+    const cp2 = {
+        x: p2.cp1x,
+        y: p2.cp1y
+    };
+    const a = _pointInLine(p1, cp1, t);
+    const b = _pointInLine(cp1, cp2, t);
+    const c = _pointInLine(cp2, p2, t);
+    const d = _pointInLine(a, b, t);
+    const e = _pointInLine(b, c, t);
+    return _pointInLine(d, e, t);
+}
+
+const getRightToLeftAdapter = function(rectX, width) {
+    return {
+        x (x) {
+            return rectX + rectX + width - x;
+        },
+        setWidth (w) {
+            width = w;
+        },
+        textAlign (align) {
+            if (align === 'center') {
+                return align;
+            }
+            return align === 'right' ? 'left' : 'right';
+        },
+        xPlus (x, value) {
+            return x - value;
+        },
+        leftForLtr (x, itemWidth) {
+            return x - itemWidth;
+        }
+    };
+};
+const getLeftToRightAdapter = function() {
+    return {
+        x (x) {
+            return x;
+        },
+        setWidth (w) {},
+        textAlign (align) {
+            return align;
+        },
+        xPlus (x, value) {
+            return x + value;
+        },
+        leftForLtr (x, _itemWidth) {
+            return x;
+        }
+    };
+};
+function getRtlAdapter(rtl, rectX, width) {
+    return rtl ? getRightToLeftAdapter(rectX, width) : getLeftToRightAdapter();
+}
+function overrideTextDirection(ctx, direction) {
+    let style, original;
+    if (direction === 'ltr' || direction === 'rtl') {
+        style = ctx.canvas.style;
+        original = [
+            style.getPropertyValue('direction'),
+            style.getPropertyPriority('direction')
+        ];
+        style.setProperty('direction', direction, 'important');
+        ctx.prevTextDirection = original;
+    }
+}
+function restoreTextDirection(ctx, original) {
+    if (original !== undefined) {
+        delete ctx.prevTextDirection;
+        ctx.canvas.style.setProperty('direction', original[0], original[1]);
+    }
+}
+
+function propertyFn(property) {
+    if (property === 'angle') {
+        return {
+            between: _angleBetween,
+            compare: _angleDiff,
+            normalize: _normalizeAngle
+        };
+    }
+    return {
+        between: _isBetween,
+        compare: (a, b)=>a - b,
+        normalize: (x)=>x
+    };
+}
+function normalizeSegment({ start , end , count , loop , style  }) {
+    return {
+        start: start % count,
+        end: end % count,
+        loop: loop && (end - start + 1) % count === 0,
+        style
+    };
+}
+function getSegment(segment, points, bounds) {
+    const { property , start: startBound , end: endBound  } = bounds;
+    const { between , normalize  } = propertyFn(property);
+    const count = points.length;
+    let { start , end , loop  } = segment;
+    let i, ilen;
+    if (loop) {
+        start += count;
+        end += count;
+        for(i = 0, ilen = count; i < ilen; ++i){
+            if (!between(normalize(points[start % count][property]), startBound, endBound)) {
+                break;
+            }
+            start--;
+            end--;
+        }
+        start %= count;
+        end %= count;
+    }
+    if (end < start) {
+        end += count;
+    }
+    return {
+        start,
+        end,
+        loop,
+        style: segment.style
+    };
+}
+ function _boundSegment(segment, points, bounds) {
+    if (!bounds) {
+        return [
+            segment
+        ];
+    }
+    const { property , start: startBound , end: endBound  } = bounds;
+    const count = points.length;
+    const { compare , between , normalize  } = propertyFn(property);
+    const { start , end , loop , style  } = getSegment(segment, points, bounds);
+    const result = [];
+    let inside = false;
+    let subStart = null;
+    let value, point, prevValue;
+    const startIsBefore = ()=>between(startBound, prevValue, value) && compare(startBound, prevValue) !== 0;
+    const endIsBefore = ()=>compare(endBound, value) === 0 || between(endBound, prevValue, value);
+    const shouldStart = ()=>inside || startIsBefore();
+    const shouldStop = ()=>!inside || endIsBefore();
+    for(let i = start, prev = start; i <= end; ++i){
+        point = points[i % count];
+        if (point.skip) {
+            continue;
+        }
+        value = normalize(point[property]);
+        if (value === prevValue) {
+            continue;
+        }
+        inside = between(value, startBound, endBound);
+        if (subStart === null && shouldStart()) {
+            subStart = compare(value, startBound) === 0 ? i : prev;
+        }
+        if (subStart !== null && shouldStop()) {
+            result.push(normalizeSegment({
+                start: subStart,
+                end: i,
+                loop,
+                count,
+                style
+            }));
+            subStart = null;
+        }
+        prev = i;
+        prevValue = value;
+    }
+    if (subStart !== null) {
+        result.push(normalizeSegment({
+            start: subStart,
+            end,
+            loop,
+            count,
+            style
+        }));
+    }
+    return result;
+}
+ function _boundSegments(line, bounds) {
+    const result = [];
+    const segments = line.segments;
+    for(let i = 0; i < segments.length; i++){
+        const sub = _boundSegment(segments[i], line.points, bounds);
+        if (sub.length) {
+            result.push(...sub);
+        }
+    }
+    return result;
+}
+ function findStartAndEnd(points, count, loop, spanGaps) {
+    let start = 0;
+    let end = count - 1;
+    if (loop && !spanGaps) {
+        while(start < count && !points[start].skip){
+            start++;
+        }
+    }
+    while(start < count && points[start].skip){
+        start++;
+    }
+    start %= count;
+    if (loop) {
+        end += start;
+    }
+    while(end > start && points[end % count].skip){
+        end--;
+    }
+    end %= count;
+    return {
+        start,
+        end
+    };
+}
+ function solidSegments(points, start, max, loop) {
+    const count = points.length;
+    const result = [];
+    let last = start;
+    let prev = points[start];
+    let end;
+    for(end = start + 1; end <= max; ++end){
+        const cur = points[end % count];
+        if (cur.skip || cur.stop) {
+            if (!prev.skip) {
+                loop = false;
+                result.push({
+                    start: start % count,
+                    end: (end - 1) % count,
+                    loop
+                });
+                start = last = cur.stop ? end : null;
+            }
+        } else {
+            last = end;
+            if (prev.skip) {
+                start = end;
+            }
+        }
+        prev = cur;
+    }
+    if (last !== null) {
+        result.push({
+            start: start % count,
+            end: last % count,
+            loop
+        });
+    }
+    return result;
+}
+ function _computeSegments(line, segmentOptions) {
+    const points = line.points;
+    const spanGaps = line.options.spanGaps;
+    const count = points.length;
+    if (!count) {
+        return [];
+    }
+    const loop = !!line._loop;
+    const { start , end  } = findStartAndEnd(points, count, loop, spanGaps);
+    if (spanGaps === true) {
+        return splitByStyles(line, [
+            {
+                start,
+                end,
+                loop
+            }
+        ], points, segmentOptions);
+    }
+    const max = end < start ? end + count : end;
+    const completeLoop = !!line._fullLoop && start === 0 && end === count - 1;
+    return splitByStyles(line, solidSegments(points, start, max, completeLoop), points, segmentOptions);
+}
+ function splitByStyles(line, segments, points, segmentOptions) {
+    if (!segmentOptions || !segmentOptions.setContext || !points) {
+        return segments;
+    }
+    return doSplitByStyles(line, segments, points, segmentOptions);
+}
+ function doSplitByStyles(line, segments, points, segmentOptions) {
+    const chartContext = line._chart.getContext();
+    const baseStyle = readStyle(line.options);
+    const { _datasetIndex: datasetIndex , options: { spanGaps  }  } = line;
+    const count = points.length;
+    const result = [];
+    let prevStyle = baseStyle;
+    let start = segments[0].start;
+    let i = start;
+    function addStyle(s, e, l, st) {
+        const dir = spanGaps ? -1 : 1;
+        if (s === e) {
+            return;
+        }
+        s += count;
+        while(points[s % count].skip){
+            s -= dir;
+        }
+        while(points[e % count].skip){
+            e += dir;
+        }
+        if (s % count !== e % count) {
+            result.push({
+                start: s % count,
+                end: e % count,
+                loop: l,
+                style: st
+            });
+            prevStyle = st;
+            start = e % count;
+        }
+    }
+    for (const segment of segments){
+        start = spanGaps ? start : segment.start;
+        let prev = points[start % count];
+        let style;
+        for(i = start + 1; i <= segment.end; i++){
+            const pt = points[i % count];
+            style = readStyle(segmentOptions.setContext(createContext(chartContext, {
+                type: 'segment',
+                p0: prev,
+                p1: pt,
+                p0DataIndex: (i - 1) % count,
+                p1DataIndex: i % count,
+                datasetIndex
+            })));
+            if (styleChanged(style, prevStyle)) {
+                addStyle(start, i - 1, segment.loop, prevStyle);
+            }
+            prev = pt;
+            prevStyle = style;
+        }
+        if (start < i - 1) {
+            addStyle(start, i - 1, segment.loop, prevStyle);
+        }
+    }
+    return result;
+}
+function readStyle(options) {
+    return {
+        backgroundColor: options.backgroundColor,
+        borderCapStyle: options.borderCapStyle,
+        borderDash: options.borderDash,
+        borderDashOffset: options.borderDashOffset,
+        borderJoinStyle: options.borderJoinStyle,
+        borderWidth: options.borderWidth,
+        borderColor: options.borderColor
+    };
+}
+function styleChanged(style, prevStyle) {
+    if (!prevStyle) {
+        return false;
+    }
+    const cache = [];
+    const replacer = function(key, value) {
+        if (!isPatternOrGradient(value)) {
+            return value;
+        }
+        if (!cache.includes(value)) {
+            cache.push(value);
+        }
+        return cache.indexOf(value);
+    };
+    return JSON.stringify(style, replacer) !== JSON.stringify(prevStyle, replacer);
+}
+
+function getSizeForArea(scale, chartArea, field) {
+    return scale.options.clip ? scale[field] : chartArea[field];
+}
+function getDatasetArea(meta, chartArea) {
+    const { xScale , yScale  } = meta;
+    if (xScale && yScale) {
+        return {
+            left: getSizeForArea(xScale, chartArea, 'left'),
+            right: getSizeForArea(xScale, chartArea, 'right'),
+            top: getSizeForArea(yScale, chartArea, 'top'),
+            bottom: getSizeForArea(yScale, chartArea, 'bottom')
+        };
+    }
+    return chartArea;
+}
+function getDatasetClipArea(chart, meta) {
+    const clip = meta._clip;
+    if (clip.disabled) {
+        return false;
+    }
+    const area = getDatasetArea(meta, chart.chartArea);
+    return {
+        left: clip.left === false ? 0 : area.left - (clip.left === true ? 0 : clip.left),
+        right: clip.right === false ? chart.width : area.right + (clip.right === true ? 0 : clip.right),
+        top: clip.top === false ? 0 : area.top - (clip.top === true ? 0 : clip.top),
+        bottom: clip.bottom === false ? chart.height : area.bottom + (clip.bottom === true ? 0 : clip.bottom)
+    };
+}
+
+export { unclipArea as $, _rlookupByKey as A, _lookupByKey as B, _isPointInArea as C, getAngleFromPoint as D, toPadding as E, each as F, getMaximumSize as G, HALF_PI as H, _getParentNode as I, readUsedSize as J, supportsEventListenerOptions as K, throttled as L, _isDomSupported as M, _factorize as N, finiteOrDefault as O, PI as P, callback as Q, _addGrace as R, _limitValue as S, TAU as T, toDegrees as U, _measureText as V, _int16Range as W, _alignPixel as X, clipArea as Y, renderText as Z, _arrayUnique as _, resolve as a, getStyle as a$, toFont as a0, _toLeftRightCenter as a1, _alignStartEnd as a2, overrides as a3, merge as a4, _capitalize as a5, descriptors as a6, isFunction as a7, _attachContext as a8, _createResolver as a9, getRtlAdapter as aA, overrideTextDirection as aB, _textX as aC, restoreTextDirection as aD, drawPointLegend as aE, distanceBetweenPoints as aF, noop as aG, _setMinAndMaxByKey as aH, niceNum as aI, almostWhole as aJ, almostEquals as aK, _decimalPlaces as aL, Ticks as aM, log10 as aN, _longestText as aO, _filterBetween as aP, _lookup as aQ, isPatternOrGradient as aR, getHoverColor as aS, clone as aT, _merger as aU, _mergerIf as aV, _deprecated as aW, _splitKey as aX, toFontString as aY, splineCurve as aZ, splineCurveMonotone as a_, _descriptors as aa, mergeIf as ab, uid as ac, debounce as ad, retinaScale as ae, clearCanvas as af, setsEqual as ag, getDatasetClipArea as ah, _elementsEqual as ai, _isClickEvent as aj, _isBetween as ak, _normalizeAngle as al, _readValueToProps as am, _updateBezierControlPoints as an, _computeSegments as ao, _boundSegments as ap, _steppedInterpolation as aq, _bezierInterpolation as ar, _pointInLine as as, _steppedLineTo as at, _bezierCurveTo as au, drawPoint as av, addRoundedRectPath as aw, toTRBL as ax, toTRBLCorners as ay, _boundSegment as az, isArray as b, fontString as b0, toLineHeight as b1, PITAU as b2, INFINITY as b3, RAD_PER_DEG as b4, QUARTER_PI as b5, TWO_THIRDS_PI as b6, _angleDiff as b7, color as c, defaults as d, effects as e, resolveObjectKey as f, isNumberFinite as g, defined as h, isObject as i, createContext as j, isNullOrUndef as k, listenArrayEvents as l, toPercentage as m, toDimension as n, formatNumber as o, _angleBetween as p, _getStartAndCountOfVisiblePoints as q, requestAnimFrame as r, sign as s, toRadians as t, unlistenArrayEvents as u, valueOrDefault as v, _scaleRangesChanged as w, isNumber as x, _parseObjectDataRadialScale as y, getRelativePosition as z };
+//# sourceMappingURL=helpers.dataset.js.map

frontend/node_modules/chart.js/dist/controllers/controller.bar.d.ts

@@ -0,0 +1,65 @@
+export default class BarController extends DatasetController {
+    static id: string;
+    /**
+     * @type {any}
+     */
+    static overrides: any;
+    /**
+       * Overriding primitive data parsing since we support mixed primitive/array
+       * data for float bars
+       * @protected
+       */
+    protected parsePrimitiveData(meta: any, data: any, start: any, count: any): any[];
+    /**
+       * Overriding array data parsing since we support mixed primitive/array
+       * data for float bars
+       * @protected
+       */
+    protected parseArrayData(meta: any, data: any, start: any, count: any): any[];
+    /**
+       * Overriding object data parsing since we support mixed primitive/array
+       * value-scale data for float bars
+       * @protected
+       */
+    protected parseObjectData(meta: any, data: any, start: any, count: any): any[];
+    update(mode: any): void;
+    /**
+       * Returns the stacks based on groups and bar visibility.
+       * @param {number} [last] - The dataset index
+       * @param {number} [dataIndex] - The data index of the ruler
+       * @returns {string[]} The list of stack IDs
+       * @private
+       */
+    private _getStacks;
+    /**
+       * Returns the effective number of stacks based on groups and bar visibility.
+       * @private
+       */
+    private _getStackCount;
+    _getAxisCount(): number;
+    getFirstScaleIdForIndexAxis(): string;
+    _getAxis(): string[];
+    /**
+       * Returns the stack index for the given dataset based on groups and bar visibility.
+       * @param {number} [datasetIndex] - The dataset index
+       * @param {string} [name] - The stack name to find
+     * @param {number} [dataIndex]
+       * @returns {number} The stack index
+       * @private
+       */
+    private _getStackIndex;
+    /**
+       * @private
+       */
+    private _getRuler;
+    /**
+       * Note: pixel values are not clamped to the scale area.
+       * @private
+       */
+    private _calculateBarValuePixels;
+    /**
+       * @private
+       */
+    private _calculateBarIndexPixels;
+}
+import DatasetController from "../core/core.datasetController.js";

frontend/node_modules/chart.js/dist/controllers/controller.bubble.d.ts

@@ -0,0 +1,35 @@
+export default class BubbleController extends DatasetController {
+    static id: string;
+    /**
+     * @type {any}
+     */
+    static overrides: any;
+    /**
+       * Parse array of primitive values
+       * @protected
+       */
+    protected parsePrimitiveData(meta: any, data: any, start: any, count: any): any;
+    /**
+       * Parse array of arrays
+       * @protected
+       */
+    protected parseArrayData(meta: any, data: any, start: any, count: any): any;
+    /**
+       * Parse array of objects
+       * @protected
+       */
+    protected parseObjectData(meta: any, data: any, start: any, count: any): any;
+    /**
+       * @protected
+       */
+    protected getMaxOverflow(): number;
+    /**
+       * @protected
+       */
+    protected getLabelAndValue(index: any): {
+        label: any;
+        value: string;
+    };
+    update(mode: any): void;
+}
+import DatasetController from "../core/core.datasetController.js";

frontend/node_modules/chart.js/dist/controllers/controller.doughnut.d.ts

@@ -0,0 +1,64 @@
+export default class DoughnutController extends DatasetController {
+    static id: string;
+    static descriptors: {
+        _scriptable: (name: any) => boolean;
+        _indexable: (name: any) => boolean;
+    };
+    /**
+     * @type {any}
+     */
+    static overrides: any;
+    constructor(chart: any, datasetIndex: any);
+    innerRadius: number;
+    outerRadius: number;
+    offsetX: number;
+    offsetY: number;
+    /**
+       * Override data parsing, since we are not using scales
+       */
+    parse(start: any, count: any): void;
+    /**
+       * @private
+       */
+    private _getRotation;
+    /**
+       * @private
+       */
+    private _getCircumference;
+    /**
+       * Get the maximal rotation & circumference extents
+       * across all visible datasets.
+       */
+    _getRotationExtents(): {
+        rotation: number;
+        circumference: number;
+    };
+    /**
+     * @private
+     */
+    private _circumference;
+    calculateTotal(): number;
+    calculateCircumference(value: any): number;
+    getLabelAndValue(index: any): {
+        label: any;
+        value: string;
+    };
+    getMaxBorderWidth(arcs: any): number;
+    getMaxOffset(arcs: any): number;
+    /**
+       * Get radius length offset of the dataset in relation to the visible datasets weights. This allows determining the inner and outer radius correctly
+       * @private
+       */
+    private _getRingWeightOffset;
+    /**
+       * @private
+       */
+    private _getRingWeight;
+    /**
+       * Returns the sum of all visible data set weights.
+       * @private
+       */
+    private _getVisibleDatasetWeightTotal;
+}
+export type Chart = import('../core/core.controller.js').default;
+import DatasetController from "../core/core.datasetController.js";

frontend/node_modules/chart.js/dist/controllers/controller.line.d.ts

@@ -0,0 +1,13 @@
+export default class LineController extends DatasetController {
+    static id: string;
+    /**
+     * @type {any}
+     */
+    static overrides: any;
+    update(mode: any): void;
+    /**
+       * @protected
+       */
+    protected getMaxOverflow(): any;
+}
+import DatasetController from "../core/core.datasetController.js";

frontend/node_modules/chart.js/dist/controllers/controller.pie.d.ts

@@ -0,0 +1,3 @@
+export default class PieController extends DoughnutController {
+}
+import DoughnutController from "./controller.doughnut.js";

frontend/node_modules/chart.js/dist/controllers/controller.polarArea.d.ts

@@ -0,0 +1,35 @@
+export default class PolarAreaController extends DatasetController {
+    static id: string;
+    /**
+     * @type {any}
+     */
+    static overrides: any;
+    constructor(chart: any, datasetIndex: any);
+    innerRadius: number;
+    outerRadius: number;
+    getLabelAndValue(index: any): {
+        label: any;
+        value: string;
+    };
+    parseObjectData(meta: any, data: any, start: any, count: any): {
+        r: unknown;
+    }[];
+    update(mode: any): void;
+    /**
+     * @protected
+     */
+    protected getMinMax(): {
+        min: number;
+        max: number;
+    };
+    /**
+       * @private
+       */
+    private _updateRadius;
+    countVisibleElements(): number;
+    /**
+       * @private
+       */
+    private _computeAngle;
+}
+import DatasetController from "../core/core.datasetController.js";

frontend/node_modules/chart.js/dist/controllers/controller.radar.d.ts

@@ -0,0 +1,19 @@
+export default class RadarController extends DatasetController {
+    static id: string;
+    /**
+     * @type {any}
+     */
+    static overrides: any;
+    /**
+       * @protected
+       */
+    protected getLabelAndValue(index: any): {
+        label: any;
+        value: string;
+    };
+    parseObjectData(meta: any, data: any, start: any, count: any): {
+        r: unknown;
+    }[];
+    update(mode: any): void;
+}
+import DatasetController from "../core/core.datasetController.js";

frontend/node_modules/chart.js/dist/controllers/controller.scatter.d.ts

@@ -0,0 +1,20 @@
+export default class ScatterController extends DatasetController {
+    static id: string;
+    /**
+     * @type {any}
+     */
+    static overrides: any;
+    /**
+       * @protected
+       */
+    protected getLabelAndValue(index: any): {
+        label: any;
+        value: string;
+    };
+    update(mode: any): void;
+    /**
+       * @protected
+       */
+    protected getMaxOverflow(): any;
+}
+import DatasetController from "../core/core.datasetController.js";

frontend/node_modules/chart.js/dist/controllers/index.d.ts

@@ -0,0 +1,8 @@
+export { default as BarController } from "./controller.bar.js";
+export { default as BubbleController } from "./controller.bubble.js";
+export { default as DoughnutController } from "./controller.doughnut.js";
+export { default as LineController } from "./controller.line.js";
+export { default as PolarAreaController } from "./controller.polarArea.js";
+export { default as PieController } from "./controller.pie.js";
+export { default as RadarController } from "./controller.radar.js";
+export { default as ScatterController } from "./controller.scatter.js";

frontend/node_modules/chart.js/dist/core/core.adapters.d.ts

@@ -0,0 +1,67 @@
+/**
+ * @namespace Chart._adapters
+ * @since 2.8.0
+ * @private
+ */
+import type { AnyObject } from '../types/basic.js';
+import type { ChartOptions } from '../types/index.js';
+export type TimeUnit = 'millisecond' | 'second' | 'minute' | 'hour' | 'day' | 'week' | 'month' | 'quarter' | 'year';
+export interface DateAdapter<T extends AnyObject = AnyObject> {
+    readonly options: T;
+    /**
+     * Will called with chart options after adapter creation.
+     */
+    init(this: DateAdapter<T>, chartOptions: ChartOptions): void;
+    /**
+     * Returns a map of time formats for the supported formatting units defined
+     * in Unit as well as 'datetime' representing a detailed date/time string.
+     */
+    formats(this: DateAdapter<T>): Record<TimeUnit | 'datetime', string>;
+    /**
+     * Parses the given `value` and return the associated timestamp.
+     * @param value - the value to parse (usually comes from the data)
+     * @param [format] - the expected data format
+     */
+    parse(this: DateAdapter<T>, value: unknown, format?: string): number | null;
+    /**
+     * Returns the formatted date in the specified `format` for a given `timestamp`.
+     * @param timestamp - the timestamp to format
+     * @param format - the date/time token
+     */
+    format(this: DateAdapter<T>, timestamp: number, format: string): string;
+    /**
+     * Adds the specified `amount` of `unit` to the given `timestamp`.
+     * @param timestamp - the input timestamp
+     * @param amount - the amount to add
+     * @param unit - the unit as string
+     */
+    add(this: DateAdapter<T>, timestamp: number, amount: number, unit: TimeUnit): number;
+    /**
+     * Returns the number of `unit` between the given timestamps.
+     * @param a - the input timestamp (reference)
+     * @param b - the timestamp to subtract
+     * @param unit - the unit as string
+     */
+    diff(this: DateAdapter<T>, a: number, b: number, unit: TimeUnit): number;
+    /**
+     * Returns start of `unit` for the given `timestamp`.
+     * @param timestamp - the input timestamp
+     * @param unit - the unit as string
+     * @param [weekday] - the ISO day of the week with 1 being Monday
+     * and 7 being Sunday (only needed if param *unit* is `isoWeek`).
+     */
+    startOf(this: DateAdapter<T>, timestamp: number, unit: TimeUnit | 'isoWeek', weekday?: number | boolean): number;
+    /**
+     * Returns end of `unit` for the given `timestamp`.
+     * @param timestamp - the input timestamp
+     * @param unit - the unit as string
+     */
+    endOf(this: DateAdapter<T>, timestamp: number, unit: TimeUnit): number;
+}
+declare const _default: {
+    _date: {
+        new (options?: AnyObject): DateAdapter;
+        override<T extends AnyObject = AnyObject>(members: Partial<Omit<DateAdapter<T>, "options">>): void;
+    };
+};
+export default _default;

frontend/node_modules/chart.js/dist/core/core.animation.d.ts

@@ -0,0 +1,21 @@
+export default class Animation {
+    constructor(cfg: any, target: any, prop: any, to: any);
+    _active: boolean;
+    _fn: any;
+    _easing: any;
+    _start: number;
+    _duration: number;
+    _total: number;
+    _loop: boolean;
+    _target: any;
+    _prop: any;
+    _from: unknown;
+    _to: any;
+    _promises: any[];
+    active(): boolean;
+    update(cfg: any, to: any, date: any): void;
+    cancel(): void;
+    tick(date: any): void;
+    wait(): Promise<any>;
+    _notify(resolved: any): void;
+}

frontend/node_modules/chart.js/dist/core/core.animations.d.ts

@@ -0,0 +1,22 @@
+export default class Animations {
+    constructor(chart: any, config: any);
+    _chart: any;
+    _properties: Map<any, any>;
+    configure(config: any): void;
+    /**
+       * Utility to handle animation of `options`.
+       * @private
+       */
+    private _animateOptions;
+    /**
+       * @private
+       */
+    private _createAnimations;
+    /**
+       * Update `target` properties to new values, using configured animations
+       * @param {object} target - object to update
+       * @param {object} values - new target properties
+       * @returns {boolean|undefined} - `true` if animations were started
+       **/
+    update(target: object, values: object): boolean | undefined;
+}

frontend/node_modules/chart.js/dist/core/core.animations.defaults.d.ts

@@ -0,0 +1 @@
+export function applyAnimationsDefaults(defaults: any): void;

frontend/node_modules/chart.js/dist/core/core.animator.d.ts

@@ -0,0 +1,67 @@
+/**
+ * @typedef { import('./core.animation.js').default } Animation
+ * @typedef { import('./core.controller.js').default } Chart
+ */
+/**
+ * Please use the module's default export which provides a singleton instance
+ * Note: class is export for typedoc
+ */
+export class Animator {
+    _request: any;
+    _charts: Map<any, any>;
+    _running: boolean;
+    _lastDate: number;
+    /**
+       * @private
+       */
+    private _notify;
+    /**
+       * @private
+       */
+    private _refresh;
+    /**
+       * @private
+       */
+    private _update;
+    /**
+       * @private
+       */
+    private _getAnims;
+    /**
+       * @param {Chart} chart
+       * @param {string} event - event name
+       * @param {Function} cb - callback
+       */
+    listen(chart: Chart, event: string, cb: Function): void;
+    /**
+       * Add animations
+       * @param {Chart} chart
+       * @param {Animation[]} items - animations
+       */
+    add(chart: Chart, items: Animation[]): void;
+    /**
+       * Counts number of active animations for the chart
+       * @param {Chart} chart
+       */
+    has(chart: Chart): boolean;
+    /**
+       * Start animating (all charts)
+       * @param {Chart} chart
+       */
+    start(chart: Chart): void;
+    running(chart: any): boolean;
+    /**
+       * Stop all animations for the chart
+       * @param {Chart} chart
+       */
+    stop(chart: Chart): void;
+    /**
+       * Remove chart from Animator
+       * @param {Chart} chart
+       */
+    remove(chart: Chart): boolean;
+}
+declare const _default: Animator;
+export default _default;
+export type Animation = import('./core.animation.js').default;
+export type Chart = import('./core.controller.js').default;

frontend/node_modules/chart.js/dist/core/core.config.d.ts

@@ -0,0 +1,86 @@
+export function getIndexAxis(type: any, options: any): any;
+export function determineAxis(id: any, ...scaleOptions: any[]): any;
+export default class Config {
+    constructor(config: any);
+    _config: any;
+    _scopeCache: Map<any, any>;
+    _resolverCache: Map<any, any>;
+    get platform(): any;
+    set type(arg: any);
+    get type(): any;
+    set data(arg: any);
+    get data(): any;
+    set options(arg: any);
+    get options(): any;
+    get plugins(): any;
+    update(): void;
+    clearCache(): void;
+    /**
+     * Returns the option scope keys for resolving dataset options.
+     * These keys do not include the dataset itself, because it is not under options.
+     * @param {string} datasetType
+     * @return {string[][]}
+     */
+    datasetScopeKeys(datasetType: string): string[][];
+    /**
+     * Returns the option scope keys for resolving dataset animation options.
+     * These keys do not include the dataset itself, because it is not under options.
+     * @param {string} datasetType
+     * @param {string} transition
+     * @return {string[][]}
+     */
+    datasetAnimationScopeKeys(datasetType: string, transition: string): string[][];
+    /**
+     * Returns the options scope keys for resolving element options that belong
+     * to an dataset. These keys do not include the dataset itself, because it
+     * is not under options.
+     * @param {string} datasetType
+     * @param {string} elementType
+     * @return {string[][]}
+     */
+    datasetElementScopeKeys(datasetType: string, elementType: string): string[][];
+    /**
+     * Returns the options scope keys for resolving plugin options.
+     * @param {{id: string, additionalOptionScopes?: string[]}} plugin
+     * @return {string[][]}
+     */
+    pluginScopeKeys(plugin: {
+        id: string;
+        additionalOptionScopes?: string[];
+    }): string[][];
+    /**
+     * @private
+     */
+    private _cachedScopes;
+    /**
+     * Resolves the objects from options and defaults for option value resolution.
+     * @param {object} mainScope - The main scope object for options
+     * @param {string[][]} keyLists - The arrays of keys in resolution order
+     * @param {boolean} [resetCache] - reset the cache for this mainScope
+     */
+    getOptionScopes(mainScope: object, keyLists: string[][], resetCache?: boolean): any;
+    /**
+     * Returns the option scopes for resolving chart options
+     * @return {object[]}
+     */
+    chartOptionScopes(): object[];
+    /**
+     * @param {object[]} scopes
+     * @param {string[]} names
+     * @param {function|object} context
+     * @param {string[]} [prefixes]
+     * @return {object}
+     */
+    resolveNamedOptions(scopes: object[], names: string[], context: Function | object, prefixes?: string[]): object;
+    /**
+     * @param {object[]} scopes
+     * @param {object} [context]
+     * @param {string[]} [prefixes]
+     * @param {{scriptable: boolean, indexable: boolean, allKeys?: boolean}} [descriptorDefaults]
+     */
+    createResolver(scopes: object[], context?: object, prefixes?: string[], descriptorDefaults?: {
+        scriptable: boolean;
+        indexable: boolean;
+        allKeys?: boolean;
+    }): any;
+}

frontend/node_modules/chart.js/dist/core/core.controller.d.ts

@@ -0,0 +1,257 @@
+export default Chart;
+export type ChartEvent = import('../types/index.js').ChartEvent;
+export type Point = import('../types/index.js').Point;
+declare class Chart {
+    static defaults: import("./core.defaults.js").Defaults;
+    static instances: {};
+    static overrides: any;
+    static registry: import("./core.registry.js").Registry;
+    static version: string;
+    static getChart: (key: any) => any;
+    static register(...items: any[]): void;
+    static unregister(...items: any[]): void;
+    constructor(item: any, userConfig: any);
+    config: Config;
+    platform: any;
+    id: number;
+    ctx: any;
+    canvas: any;
+    width: any;
+    height: any;
+    _options: any;
+    _aspectRatio: any;
+    _layers: any[];
+    _metasets: any[];
+    _stacks: any;
+    boxes: any[];
+    currentDevicePixelRatio: any;
+    chartArea: any;
+    _active: any[];
+    _lastEvent: import("../types/index.js").ChartEvent;
+    _listeners: {};
+    /** @type {?{attach?: function, detach?: function, resize?: function}} */
+    _responsiveListeners: {
+        attach?: Function;
+        detach?: Function;
+        resize?: Function;
+    };
+    _sortedMetasets: any[];
+    scales: {};
+    _plugins: PluginService;
+    $proxies: {};
+    _hiddenIndices: {};
+    attached: boolean;
+    _animationsDisabled: boolean;
+    $context: {
+        chart: Chart;
+        type: string;
+    };
+    _doResize: (mode?: any) => number;
+    _dataChanges: any[];
+    get aspectRatio(): any;
+    set data(arg: any);
+    get data(): any;
+    set options(arg: any);
+    get options(): any;
+    get registry(): import("./core.registry.js").Registry;
+    /**
+       * @private
+       */
+    private _initialize;
+    clear(): Chart;
+    stop(): Chart;
+    /**
+       * Resize the chart to its container or to explicit dimensions.
+       * @param {number} [width]
+       * @param {number} [height]
+       */
+    resize(width?: number, height?: number): void;
+    _resizeBeforeDraw: {
+        width: number;
+        height: number;
+    };
+    _resize(width: any, height: any): void;
+    ensureScalesHaveIDs(): void;
+    /**
+       * Builds a map of scale ID to scale object for future lookup.
+       */
+    buildOrUpdateScales(): void;
+    /**
+       * @private
+       */
+    private _updateMetasets;
+    /**
+       * @private
+       */
+    private _removeUnreferencedMetasets;
+    buildOrUpdateControllers(): any[];
+    /**
+       * Reset the elements of all datasets
+       * @private
+       */
+    private _resetElements;
+    /**
+      * Resets the chart back to its state before the initial animation
+      */
+    reset(): void;
+    update(mode: any): void;
+    _minPadding: number;
+    /**
+     * @private
+     */
+    private _updateScales;
+    /**
+     * @private
+     */
+    private _checkEventBindings;
+    /**
+     * @private
+     */
+    private _updateHiddenIndices;
+    /**
+     * @private
+     */
+    private _getUniformDataChanges;
+    /**
+       * Updates the chart layout unless a plugin returns `false` to the `beforeLayout`
+       * hook, in which case, plugins will not be called on `afterLayout`.
+       * @private
+       */
+    private _updateLayout;
+    /**
+       * Updates all datasets unless a plugin returns `false` to the `beforeDatasetsUpdate`
+       * hook, in which case, plugins will not be called on `afterDatasetsUpdate`.
+       * @private
+       */
+    private _updateDatasets;
+    /**
+       * Updates dataset at index unless a plugin returns `false` to the `beforeDatasetUpdate`
+       * hook, in which case, plugins will not be called on `afterDatasetUpdate`.
+       * @private
+       */
+    private _updateDataset;
+    render(): void;
+    draw(): void;
+    /**
+       * @private
+       */
+    private _getSortedDatasetMetas;
+    /**
+       * Gets the visible dataset metas in drawing order
+       * @return {object[]}
+       */
+    getSortedVisibleDatasetMetas(): object[];
+    /**
+       * Draws all datasets unless a plugin returns `false` to the `beforeDatasetsDraw`
+       * hook, in which case, plugins will not be called on `afterDatasetsDraw`.
+       * @private
+       */
+    private _drawDatasets;
+    /**
+       * Draws dataset at index unless a plugin returns `false` to the `beforeDatasetDraw`
+       * hook, in which case, plugins will not be called on `afterDatasetDraw`.
+       * @private
+       */
+    private _drawDataset;
+    /**
+     * Checks whether the given point is in the chart area.
+     * @param {Point} point - in relative coordinates (see, e.g., getRelativePosition)
+     * @returns {boolean}
+     */
+    isPointInArea(point: Point): boolean;
+    getElementsAtEventForMode(e: any, mode: any, options: any, useFinalPosition: any): any;
+    getDatasetMeta(datasetIndex: any): any;
+    getContext(): {
+        chart: Chart;
+        type: string;
+    };
+    getVisibleDatasetCount(): number;
+    isDatasetVisible(datasetIndex: any): boolean;
+    setDatasetVisibility(datasetIndex: any, visible: any): void;
+    toggleDataVisibility(index: any): void;
+    getDataVisibility(index: any): boolean;
+    /**
+       * @private
+       */
+    private _updateVisibility;
+    hide(datasetIndex: any, dataIndex: any): void;
+    show(datasetIndex: any, dataIndex: any): void;
+    /**
+       * @private
+       */
+    private _destroyDatasetMeta;
+    _stop(): void;
+    destroy(): void;
+    toBase64Image(...args: any[]): any;
+    /**
+       * @private
+       */
+    private bindEvents;
+    /**
+     * @private
+     */
+    private bindUserEvents;
+    /**
+     * @private
+     */
+    private bindResponsiveEvents;
+    /**
+       * @private
+       */
+    private unbindEvents;
+    updateHoverStyle(items: any, mode: any, enabled: any): void;
+    /**
+       * Get active (hovered) elements
+       * @returns array
+       */
+    getActiveElements(): any[];
+    /**
+       * Set active (hovered) elements
+       * @param {array} activeElements New active data points
+       */
+    setActiveElements(activeElements: any[]): void;
+    /**
+       * Calls enabled plugins on the specified hook and with the given args.
+       * This method immediately returns as soon as a plugin explicitly returns false. The
+       * returned value can be used, for instance, to interrupt the current action.
+       * @param {string} hook - The name of the plugin method to call (e.g. 'beforeUpdate').
+       * @param {Object} [args] - Extra arguments to apply to the hook call.
+     * @param {import('./core.plugins.js').filterCallback} [filter] - Filtering function for limiting which plugins are notified
+       * @returns {boolean} false if any of the plugins return false, else returns true.
+       */
+    notifyPlugins(hook: string, args?: any, filter?: import('./core.plugins.js').filterCallback): boolean;
+    /**
+     * Check if a plugin with the specific ID is registered and enabled
+     * @param {string} pluginId - The ID of the plugin of which to check if it is enabled
+     * @returns {boolean}
+     */
+    isPluginEnabled(pluginId: string): boolean;
+    /**
+       * @private
+       */
+    private _updateHoverStyles;
+    /**
+       * @private
+       */
+    private _eventHandler;
+    /**
+       * Handle an event
+       * @param {ChartEvent} e the event to handle
+       * @param {boolean} [replay] - true if the event was replayed by `update`
+     * @param {boolean} [inChartArea] - true if the event is inside chartArea
+       * @return {boolean} true if the chart needs to re-render
+       * @private
+       */
+    private _handleEvent;
+    /**
+     * @param {ChartEvent} e - The event
+     * @param {import('../types/index.js').ActiveElement[]} lastActive - Previously active elements
+     * @param {boolean} inChartArea - Is the event inside chartArea
+     * @param {boolean} useFinalPosition - Should the evaluation be done with current or final (after animation) element positions
+     * @returns {import('../types/index.js').ActiveElement[]} - The active elements
+     * @pravate
+     */
+    _getActiveElements(e: ChartEvent, lastActive: import('../types/index.js').ActiveElement[], inChartArea: boolean, useFinalPosition: boolean): import('../types/index.js').ActiveElement[];
+}
+import Config from "./core.config.js";
+import PluginService from "./core.plugins.js";

frontend/node_modules/chart.js/dist/core/core.datasetController.d.ts

@@ -0,0 +1,251 @@
+export default class DatasetController {
+    /**
+     * @type {any}
+     */
+    static defaults: any;
+    /**
+     * Element type used to generate a meta dataset (e.g. Chart.element.LineElement).
+     */
+    static datasetElementType: any;
+    /**
+     * Element type used to generate a meta data (e.g. Chart.element.PointElement).
+     */
+    static dataElementType: any;
+    /**
+       * @param {Chart} chart
+       * @param {number} datasetIndex
+       */
+    constructor(chart: Chart, datasetIndex: number);
+    chart: import("./core.controller.js").default;
+    _ctx: any;
+    index: number;
+    _cachedDataOpts: {};
+    _cachedMeta: any;
+    _type: any;
+    options: any;
+    /** @type {boolean | object} */
+    _parsing: boolean | object;
+    _data: any;
+    _objectData: any;
+    _sharedOptions: any;
+    _drawStart: any;
+    _drawCount: any;
+    enableOptionSharing: boolean;
+    supportsDecimation: boolean;
+    $context: any;
+    _syncList: any[];
+    datasetElementType: any;
+    dataElementType: any;
+    initialize(): void;
+    updateIndex(datasetIndex: any): void;
+    linkScales(): void;
+    getDataset(): any;
+    getMeta(): any;
+    /**
+       * @param {string} scaleID
+       * @return {Scale}
+       */
+    getScaleForId(scaleID: string): Scale;
+    /**
+       * @private
+       */
+    private _getOtherScale;
+    reset(): void;
+    /**
+       * @private
+       */
+    private _destroy;
+    /**
+       * @private
+       */
+    private _dataCheck;
+    addElements(): void;
+    buildOrUpdateElements(resetNewElements: any): void;
+    /**
+       * Merges user-supplied and default dataset-level options
+       * @private
+       */
+    private configure;
+    /**
+       * @param {number} start
+       * @param {number} count
+       */
+    parse(start: number, count: number): void;
+    /**
+       * Parse array of primitive values
+       * @param {object} meta - dataset meta
+       * @param {array} data - data array. Example [1,3,4]
+       * @param {number} start - start index
+       * @param {number} count - number of items to parse
+       * @returns {object} parsed item - item containing index and a parsed value
+       * for each scale id.
+       * Example: {xScale0: 0, yScale0: 1}
+       * @protected
+       */
+    protected parsePrimitiveData(meta: object, data: any[], start: number, count: number): object;
+    /**
+       * Parse array of arrays
+       * @param {object} meta - dataset meta
+       * @param {array} data - data array. Example [[1,2],[3,4]]
+       * @param {number} start - start index
+       * @param {number} count - number of items to parse
+       * @returns {object} parsed item - item containing index and a parsed value
+       * for each scale id.
+       * Example: {x: 0, y: 1}
+       * @protected
+       */
+    protected parseArrayData(meta: object, data: any[], start: number, count: number): object;
+    /**
+       * Parse array of objects
+       * @param {object} meta - dataset meta
+       * @param {array} data - data array. Example [{x:1, y:5}, {x:2, y:10}]
+       * @param {number} start - start index
+       * @param {number} count - number of items to parse
+       * @returns {object} parsed item - item containing index and a parsed value
+       * for each scale id. _custom is optional
+       * Example: {xScale0: 0, yScale0: 1, _custom: {r: 10, foo: 'bar'}}
+       * @protected
+       */
+    protected parseObjectData(meta: object, data: any[], start: number, count: number): object;
+    /**
+       * @protected
+       */
+    protected getParsed(index: any): any;
+    /**
+       * @protected
+       */
+    protected getDataElement(index: any): any;
+    /**
+       * @protected
+       */
+    protected applyStack(scale: any, parsed: any, mode: any): any;
+    /**
+       * @protected
+       */
+    protected updateRangeFromParsed(range: any, scale: any, parsed: any, stack: any): void;
+    /**
+       * @protected
+       */
+    protected getMinMax(scale: any, canStack: any): {
+        min: number;
+        max: number;
+    };
+    getAllParsedValues(scale: any): number[];
+    /**
+       * @return {number|boolean}
+       * @protected
+       */
+    protected getMaxOverflow(): number | boolean;
+    /**
+       * @protected
+       */
+    protected getLabelAndValue(index: any): {
+        label: string;
+        value: string;
+    };
+    /**
+       * @private
+       */
+    private _update;
+    /**
+       * @param {string} mode
+       */
+    update(mode: string): void;
+    draw(): void;
+    /**
+       * Returns a set of predefined style properties that should be used to represent the dataset
+       * or the data if the index is specified
+       * @param {number} index - data index
+       * @param {boolean} [active] - true if hover
+       * @return {object} style object
+       */
+    getStyle(index: number, active?: boolean): object;
+    /**
+       * @protected
+       */
+    protected getContext(index: any, active: any, mode: any): any;
+    /**
+       * @param {string} [mode]
+       * @protected
+       */
+    protected resolveDatasetElementOptions(mode?: string): any;
+    /**
+       * @param {number} index
+       * @param {string} [mode]
+       * @protected
+       */
+    protected resolveDataElementOptions(index: number, mode?: string): any;
+    /**
+       * @private
+       */
+    private _resolveElementOptions;
+    /**
+       * @private
+       */
+    private _resolveAnimations;
+    /**
+       * Utility for getting the options object shared between elements
+       * @protected
+       */
+    protected getSharedOptions(options: any): any;
+    /**
+       * Utility for determining if `options` should be included in the updated properties
+       * @protected
+       */
+    protected includeOptions(mode: any, sharedOptions: any): boolean;
+    /**
+     * @todo v4, rename to getSharedOptions and remove excess functions
+     */
+    _getSharedOptions(start: any, mode: any): {
+        sharedOptions: any;
+        includeOptions: boolean;
+    };
+    /**
+       * Utility for updating an element with new properties, using animations when appropriate.
+       * @protected
+       */
+    protected updateElement(element: any, index: any, properties: any, mode: any): void;
+    /**
+       * Utility to animate the shared options, that are potentially affecting multiple elements.
+       * @protected
+       */
+    protected updateSharedOptions(sharedOptions: any, mode: any, newOptions: any): void;
+    /**
+       * @private
+       */
+    private _setStyle;
+    removeHoverStyle(element: any, datasetIndex: any, index: any): void;
+    setHoverStyle(element: any, datasetIndex: any, index: any): void;
+    /**
+       * @private
+       */
+    private _removeDatasetHoverStyle;
+    /**
+       * @private
+       */
+    private _setDatasetHoverStyle;
+    /**
+       * @private
+       */
+    private _resyncElements;
+    /**
+       * @private
+       */
+    private _insertElements;
+    updateElements(element: any, start: any, count: any, mode: any): void;
+    /**
+       * @private
+       */
+    private _removeElements;
+    /**
+       * @private
+     */
+    private _sync;
+    _onDataPush(...args: any[]): void;
+    _onDataPop(): void;
+    _onDataShift(): void;
+    _onDataSplice(start: any, count: any, ...args: any[]): void;
+    _onDataUnshift(...args: any[]): void;
+}
+export type Chart = import('./core.controller.js').default;
+export type Scale = import('./core.scale.js').default;

frontend/node_modules/chart.js/dist/core/core.defaults.d.ts

@@ -0,0 +1,80 @@
+export const overrides: any;
+export const descriptors: any;
+/**
+ * Please use the module's default export which provides a singleton instance
+ * Note: class is exported for typedoc
+ */
+export class Defaults {
+    constructor(_descriptors: any, _appliers: any);
+    animation: any;
+    backgroundColor: string;
+    borderColor: string;
+    color: string;
+    datasets: {};
+    devicePixelRatio: (context: any) => any;
+    elements: {};
+    events: string[];
+    font: {
+        family: string;
+        size: number;
+        style: string;
+        lineHeight: number;
+        weight: any;
+    };
+    hover: {};
+    hoverBackgroundColor: (ctx: any, options: any) => CanvasGradient;
+    hoverBorderColor: (ctx: any, options: any) => CanvasGradient;
+    hoverColor: (ctx: any, options: any) => CanvasGradient;
+    indexAxis: string;
+    interaction: {
+        mode: string;
+        intersect: boolean;
+        includeInvisible: boolean;
+    };
+    maintainAspectRatio: boolean;
+    onHover: any;
+    onClick: any;
+    parsing: boolean;
+    plugins: {};
+    responsive: boolean;
+    scale: any;
+    scales: {};
+    showLine: boolean;
+    drawActiveElementsOnTop: boolean;
+    /**
+       * @param {string|object} scope
+       * @param {object} [values]
+       */
+    set(scope: string | object, values?: object): any;
+    /**
+       * @param {string} scope
+       */
+    get(scope: string): any;
+    /**
+       * @param {string|object} scope
+       * @param {object} [values]
+       */
+    describe(scope: string | object, values?: object): any;
+    override(scope: any, values: any): any;
+    /**
+       * Routes the named defaults to fallback to another scope/name.
+       * This routing is useful when those target values, like defaults.color, are changed runtime.
+       * If the values would be copied, the runtime change would not take effect. By routing, the
+       * fallback is evaluated at each access, so its always up to date.
+       *
+       * Example:
+       *
+       * 	defaults.route('elements.arc', 'backgroundColor', '', 'color')
+       *   - reads the backgroundColor from defaults.color when undefined locally
+       *
+       * @param {string} scope Scope this route applies to.
+       * @param {string} name Property name that should be routed to different namespace when not defined here.
+       * @param {string} targetScope The namespace where those properties should be routed to.
+       * Empty string ('') is the root of defaults.
+       * @param {string} targetName The target name in the target scope the property should be routed to.
+       */
+    route(scope: string, name: string, targetScope: string, targetName: string): void;
+    apply(appliers: any): void;
+}
+declare const _default: Defaults;
+export default _default;

frontend/node_modules/chart.js/dist/core/core.element.d.ts

@@ -0,0 +1,21 @@
+import type { AnyObject } from '../types/basic.js';
+import type { Point } from '../types/geometric.js';
+import type { Animation } from '../types/animation.js';
+export default class Element<T = AnyObject, O = AnyObject> {
+    static defaults: {};
+    static defaultRoutes: any;
+    x: number;
+    y: number;
+    active: boolean;
+    options: O;
+    $animations: Record<keyof T, Animation>;
+    tooltipPosition(useFinalPosition: boolean): Point;
+    hasValue(): boolean;
+    /**
+     * Gets the current or final value of each prop. Can return extra properties (whole object).
+     * @param props - properties to get
+     * @param [final] - get the final value (animation target)
+     */
+    getProps<P extends (keyof T)[]>(props: P, final?: boolean): Pick<T, P[number]>;
+    getProps<P extends string>(props: P[], final?: boolean): Partial<Record<P, unknown>>;
+}

frontend/node_modules/chart.js/dist/core/core.interaction.d.ts

@@ -0,0 +1,92 @@
+declare namespace _default {
+    export { evaluateInteractionItems };
+    export namespace modes {
+        /**
+             * Returns items at the same index. If the options.intersect parameter is true, we only return items if we intersect something
+             * If the options.intersect mode is false, we find the nearest item and return the items at the same index as that item
+             * @function Chart.Interaction.modes.index
+             * @since v2.4.0
+             * @param {Chart} chart - the chart we are returning items from
+             * @param {Event} e - the event we are find things at
+             * @param {InteractionOptions} options - options to use
+             * @param {boolean} [useFinalPosition] - use final element position (animation target)
+             * @return {InteractionItem[]} - items that are found
+             */
+        function index(chart: import("./core.controller.js").default, e: Event, options: InteractionOptions, useFinalPosition?: boolean): InteractionItem[];
+        /**
+             * Returns items in the same dataset. If the options.intersect parameter is true, we only return items if we intersect something
+             * If the options.intersect is false, we find the nearest item and return the items in that dataset
+             * @function Chart.Interaction.modes.dataset
+             * @param {Chart} chart - the chart we are returning items from
+             * @param {Event} e - the event we are find things at
+             * @param {InteractionOptions} options - options to use
+             * @param {boolean} [useFinalPosition] - use final element position (animation target)
+             * @return {InteractionItem[]} - items that are found
+             */
+        function dataset(chart: import("./core.controller.js").default, e: Event, options: InteractionOptions, useFinalPosition?: boolean): InteractionItem[];
+        /**
+             * Point mode returns all elements that hit test based on the event position
+             * of the event
+             * @function Chart.Interaction.modes.intersect
+             * @param {Chart} chart - the chart we are returning items from
+             * @param {Event} e - the event we are find things at
+             * @param {InteractionOptions} options - options to use
+             * @param {boolean} [useFinalPosition] - use final element position (animation target)
+             * @return {InteractionItem[]} - items that are found
+             */
+        function point(chart: import("./core.controller.js").default, e: Event, options: InteractionOptions, useFinalPosition?: boolean): InteractionItem[];
+        /**
+             * nearest mode returns the element closest to the point
+             * @function Chart.Interaction.modes.intersect
+             * @param {Chart} chart - the chart we are returning items from
+             * @param {Event} e - the event we are find things at
+             * @param {InteractionOptions} options - options to use
+             * @param {boolean} [useFinalPosition] - use final element position (animation target)
+             * @return {InteractionItem[]} - items that are found
+             */
+        function nearest(chart: import("./core.controller.js").default, e: Event, options: InteractionOptions, useFinalPosition?: boolean): InteractionItem[];
+        /**
+             * x mode returns the elements that hit-test at the current x coordinate
+             * @function Chart.Interaction.modes.x
+             * @param {Chart} chart - the chart we are returning items from
+             * @param {Event} e - the event we are find things at
+             * @param {InteractionOptions} options - options to use
+             * @param {boolean} [useFinalPosition] - use final element position (animation target)
+             * @return {InteractionItem[]} - items that are found
+             */
+        function x(chart: import("./core.controller.js").default, e: Event, options: InteractionOptions, useFinalPosition?: boolean): InteractionItem[];
+        /**
+             * y mode returns the elements that hit-test at the current y coordinate
+             * @function Chart.Interaction.modes.y
+             * @param {Chart} chart - the chart we are returning items from
+             * @param {Event} e - the event we are find things at
+             * @param {InteractionOptions} options - options to use
+             * @param {boolean} [useFinalPosition] - use final element position (animation target)
+             * @return {InteractionItem[]} - items that are found
+             */
+        function y(chart: import("./core.controller.js").default, e: Event, options: InteractionOptions, useFinalPosition?: boolean): InteractionItem[];
+    }
+}
+export default _default;
+export type Chart = import('./core.controller.js').default;
+export type ChartEvent = import('../types/index.js').ChartEvent;
+export type InteractionOptions = {
+    axis?: string;
+    intersect?: boolean;
+    includeInvisible?: boolean;
+};
+export type InteractionItem = {
+    datasetIndex: number;
+    index: number;
+    element: import('./core.element.js').default;
+};
+export type Point = import('../types/index.js').Point;
+/**
+ * Helper function to select candidate elements for interaction
+ * @param {Chart} chart - the chart
+ * @param {string} axis - the axis mode. x|y|xy|r
+ * @param {Point} position - the point to be nearest to, in relative coordinates
+ * @param {function} handler - the callback to execute for each visible item
+ * @param {boolean} [intersect] - consider intersecting items
+ */
+declare function evaluateInteractionItems(chart: Chart, axis: string, position: Point, handler: Function, intersect?: boolean): void;

frontend/node_modules/chart.js/dist/core/core.layouts.d.ts

@@ -0,0 +1,88 @@
+declare namespace _default {
+    /**
+       * Register a box to a chart.
+       * A box is simply a reference to an object that requires layout. eg. Scales, Legend, Title.
+       * @param {Chart} chart - the chart to use
+       * @param {LayoutItem} item - the item to add to be laid out
+       */
+    function addBox(chart: import("./core.controller.js").default, item: LayoutItem): void;
+    /**
+       * Remove a layoutItem from a chart
+       * @param {Chart} chart - the chart to remove the box from
+       * @param {LayoutItem} layoutItem - the item to remove from the layout
+       */
+    function removeBox(chart: import("./core.controller.js").default, layoutItem: LayoutItem): void;
+    /**
+       * Sets (or updates) options on the given `item`.
+       * @param {Chart} chart - the chart in which the item lives (or will be added to)
+       * @param {LayoutItem} item - the item to configure with the given options
+       * @param {object} options - the new item options.
+       */
+    function configure(chart: import("./core.controller.js").default, item: LayoutItem, options: any): void;
+    /**
+       * Fits boxes of the given chart into the given size by having each box measure itself
+       * then running a fitting algorithm
+       * @param {Chart} chart - the chart
+       * @param {number} width - the width to fit into
+       * @param {number} height - the height to fit into
+     * @param {number} minPadding - minimum padding required for each side of chart area
+       */
+    function update(chart: import("./core.controller.js").default, width: number, height: number, minPadding: number): void;
+}
+export default _default;
+export type Chart = import('./core.controller.js').default;
+export type LayoutItem = {
+    /**
+     * - The position of the item in the chart layout. Possible values are
+     * 'left', 'top', 'right', 'bottom', and 'chartArea'
+     */
+    position: string;
+    /**
+     * - The weight used to sort the item. Higher weights are further away from the chart area
+     */
+    weight: number;
+    /**
+     * - if true, and the item is horizontal, then push vertical boxes down
+     */
+    fullSize: boolean;
+    /**
+     * - returns true if the layout item is horizontal (ie. top or bottom)
+     */
+    isHorizontal: Function;
+    /**
+     * - Takes two parameters: width and height. Returns size of item
+     */
+    update: Function;
+    /**
+     * - Draws the element
+     */
+    draw: Function;
+    /**
+     * -  Returns an object with padding on the edges
+     */
+    getPadding?: Function;
+    /**
+     * - Width of item. Must be valid after update()
+     */
+    width: number;
+    /**
+     * - Height of item. Must be valid after update()
+     */
+    height: number;
+    /**
+     * - Left edge of the item. Set by layout system and cannot be used in update
+     */
+    left: number;
+    /**
+     * - Top edge of the item. Set by layout system and cannot be used in update
+     */
+    top: number;
+    /**
+     * - Right edge of the item. Set by layout system and cannot be used in update
+     */
+    right: number;
+    /**
+     * - Bottom edge of the item. Set by layout system and cannot be used in update
+     */
+    bottom: number;
+};

frontend/node_modules/chart.js/dist/core/core.layouts.defaults.d.ts

@@ -0,0 +1 @@
+export function applyLayoutsDefaults(defaults: any): void;

frontend/node_modules/chart.js/dist/core/core.plugins.d.ts

@@ -0,0 +1,61 @@
+/**
+ * @typedef { import('./core.controller.js').default } Chart
+ * @typedef { import('../types/index.js').ChartEvent } ChartEvent
+ * @typedef { import('../plugins/plugin.tooltip.js').default } Tooltip
+ */
+/**
+ * @callback filterCallback
+ * @param {{plugin: object, options: object}} value
+ * @param {number} [index]
+ * @param {array} [array]
+ * @param {object} [thisArg]
+ * @return {boolean}
+ */
+export default class PluginService {
+    _init: any[];
+    /**
+       * Calls enabled plugins for `chart` on the specified hook and with the given args.
+       * This method immediately returns as soon as a plugin explicitly returns false. The
+       * returned value can be used, for instance, to interrupt the current action.
+       * @param {Chart} chart - The chart instance for which plugins should be called.
+       * @param {string} hook - The name of the plugin method to call (e.g. 'beforeUpdate').
+       * @param {object} [args] - Extra arguments to apply to the hook call.
+     * @param {filterCallback} [filter] - Filtering function for limiting which plugins are notified
+       * @returns {boolean} false if any of the plugins return false, else returns true.
+       */
+    notify(chart: Chart, hook: string, args?: object, filter?: filterCallback): boolean;
+    /**
+       * @private
+       */
+    private _notify;
+    invalidate(): void;
+    _oldCache: {
+        plugin: any;
+        options: any;
+    }[];
+    _cache: {
+        plugin: any;
+        options: any;
+    }[];
+    /**
+       * @param {Chart} chart
+       * @private
+       */
+    private _descriptors;
+    _createDescriptors(chart: any, all: any): {
+        plugin: any;
+        options: any;
+    }[];
+    /**
+       * @param {Chart} chart
+       * @private
+       */
+    private _notifyStateChanges;
+}
+export type Chart = import('./core.controller.js').default;
+export type ChartEvent = import('../types/index.js').ChartEvent;
+export type Tooltip = any;
+export type filterCallback = (value: {
+    plugin: object;
+    options: object;
+}, index?: number, array?: any[], thisArg?: object) => boolean;

frontend/node_modules/chart.js/dist/core/core.registry.d.ts

@@ -0,0 +1,90 @@
+/**
+ * Please use the module's default export which provides a singleton instance
+ * Note: class is exported for typedoc
+ */
+export class Registry {
+    controllers: TypedRegistry;
+    elements: TypedRegistry;
+    plugins: TypedRegistry;
+    scales: TypedRegistry;
+    _typedRegistries: TypedRegistry[];
+    /**
+       * @param  {...any} args
+       */
+    add(...args: any[]): void;
+    remove(...args: any[]): void;
+    /**
+       * @param  {...typeof DatasetController} args
+       */
+    addControllers(...args: (typeof DatasetController)[]): void;
+    /**
+       * @param  {...typeof Element} args
+       */
+    addElements(...args: (typeof Element)[]): void;
+    /**
+       * @param  {...any} args
+       */
+    addPlugins(...args: any[]): void;
+    /**
+       * @param  {...typeof Scale} args
+       */
+    addScales(...args: (typeof Scale)[]): void;
+    /**
+       * @param {string} id
+       * @returns {typeof DatasetController}
+       */
+    getController(id: string): typeof DatasetController;
+    /**
+       * @param {string} id
+       * @returns {typeof Element}
+       */
+    getElement(id: string): typeof Element;
+    /**
+       * @param {string} id
+       * @returns {object}
+       */
+    getPlugin(id: string): object;
+    /**
+       * @param {string} id
+       * @returns {typeof Scale}
+       */
+    getScale(id: string): typeof Scale;
+    /**
+       * @param  {...typeof DatasetController} args
+       */
+    removeControllers(...args: (typeof DatasetController)[]): void;
+    /**
+       * @param  {...typeof Element} args
+       */
+    removeElements(...args: (typeof Element)[]): void;
+    /**
+       * @param  {...any} args
+       */
+    removePlugins(...args: any[]): void;
+    /**
+       * @param  {...typeof Scale} args
+       */
+    removeScales(...args: (typeof Scale)[]): void;
+    /**
+       * @private
+       */
+    private _each;
+    /**
+       * @private
+       */
+    private _exec;
+    /**
+       * @private
+       */
+    private _getRegistryForType;
+    /**
+       * @private
+       */
+    private _get;
+}
+declare const _default: Registry;
+export default _default;
+import TypedRegistry from "./core.typedRegistry.js";
+import DatasetController from "./core.datasetController.js";
+import Element from "./core.element.js";
+import Scale from "./core.scale.js";

frontend/node_modules/chart.js/dist/core/core.scale.autoskip.d.ts

@@ -0,0 +1,19 @@
+/**
+ * @typedef { import('./core.controller.js').default } Chart
+ * @typedef {{value:number | string, label?:string, major?:boolean, $context?:any}} Tick
+ */
+/**
+ * Returns a subset of ticks to be plotted to avoid overlapping labels.
+ * @param {import('./core.scale.js').default} scale
+ * @param {Tick[]} ticks
+ * @return {Tick[]}
+ * @private
+ */
+export function autoSkip(scale: import('./core.scale.js').default, ticks: Tick[]): Tick[];
+export type Chart = import('./core.controller.js').default;
+export type Tick = {
+    value: number | string;
+    label?: string;
+    major?: boolean;
+    $context?: any;
+};

frontend/node_modules/chart.js/dist/core/core.scale.d.ts

@@ -0,0 +1,343 @@
+export default class Scale extends Element<import("../types/basic.js").AnyObject, import("../types/basic.js").AnyObject> {
+    constructor(cfg: any);
+    /** @type {string} */
+    id: string;
+    /** @type {string} */
+    type: string;
+    /** @type {any} */
+    options: any;
+    /** @type {CanvasRenderingContext2D} */
+    ctx: CanvasRenderingContext2D;
+    /** @type {Chart} */
+    chart: Chart;
+    /** @type {number} */
+    top: number;
+    /** @type {number} */
+    bottom: number;
+    /** @type {number} */
+    left: number;
+    /** @type {number} */
+    right: number;
+    /** @type {number} */
+    width: number;
+    /** @type {number} */
+    height: number;
+    _margins: {
+        left: number;
+        right: number;
+        top: number;
+        bottom: number;
+    };
+    /** @type {number} */
+    maxWidth: number;
+    /** @type {number} */
+    maxHeight: number;
+    /** @type {number} */
+    paddingTop: number;
+    /** @type {number} */
+    paddingBottom: number;
+    /** @type {number} */
+    paddingLeft: number;
+    /** @type {number} */
+    paddingRight: number;
+    /** @type {string=} */
+    axis: string | undefined;
+    /** @type {number=} */
+    labelRotation: number | undefined;
+    min: any;
+    max: any;
+    _range: {
+        min: number;
+        max: number;
+    };
+    /** @type {Tick[]} */
+    ticks: Tick[];
+    /** @type {object[]|null} */
+    _gridLineItems: object[] | null;
+    /** @type {object[]|null} */
+    _labelItems: object[] | null;
+    /** @type {object|null} */
+    _labelSizes: object | null;
+    _length: number;
+    _maxLength: number;
+    _longestTextCache: {};
+    /** @type {number} */
+    _startPixel: number;
+    /** @type {number} */
+    _endPixel: number;
+    _reversePixels: boolean;
+    _userMax: any;
+    _userMin: any;
+    _suggestedMax: any;
+    _suggestedMin: any;
+    _ticksLength: number;
+    _borderValue: number;
+    _cache: {};
+    _dataLimitsCached: boolean;
+    $context: any;
+    /**
+       * @param {any} options
+       * @since 3.0
+       */
+    init(options: any): void;
+    /**
+       * Parse a supported input value to internal representation.
+       * @param {*} raw
+       * @param {number} [index]
+       * @since 3.0
+       */
+    parse(raw: any, index?: number): any;
+    /**
+       * @return {{min: number, max: number, minDefined: boolean, maxDefined: boolean}}
+       * @protected
+       * @since 3.0
+       */
+    protected getUserBounds(): {
+        min: number;
+        max: number;
+        minDefined: boolean;
+        maxDefined: boolean;
+    };
+    /**
+       * @param {boolean} canStack
+       * @return {{min: number, max: number}}
+       * @protected
+       * @since 3.0
+       */
+    protected getMinMax(canStack: boolean): {
+        min: number;
+        max: number;
+    };
+    /**
+       * Get the padding needed for the scale
+       * @return {{top: number, left: number, bottom: number, right: number}} the necessary padding
+       * @private
+       */
+    private getPadding;
+    /**
+       * Returns the scale tick objects
+       * @return {Tick[]}
+       * @since 2.7
+       */
+    getTicks(): Tick[];
+    /**
+       * @return {string[]}
+       */
+    getLabels(): string[];
+    /**
+     * @return {import('../types.js').LabelItem[]}
+     */
+    getLabelItems(chartArea?: import("../types.js").ChartArea): import('../types.js').LabelItem[];
+    beforeLayout(): void;
+    beforeUpdate(): void;
+    /**
+       * @param {number} maxWidth - the max width in pixels
+       * @param {number} maxHeight - the max height in pixels
+       * @param {{top: number, left: number, bottom: number, right: number}} margins - the space between the edge of the other scales and edge of the chart
+       *   This space comes from two sources:
+       *     - padding - space that's required to show the labels at the edges of the scale
+       *     - thickness of scales or legends in another orientation
+       */
+    update(maxWidth: number, maxHeight: number, margins: {
+        top: number;
+        left: number;
+        bottom: number;
+        right: number;
+    }): void;
+    /**
+       * @protected
+       */
+    protected configure(): void;
+    _alignToPixels: any;
+    afterUpdate(): void;
+    beforeSetDimensions(): void;
+    setDimensions(): void;
+    afterSetDimensions(): void;
+    _callHooks(name: any): void;
+    beforeDataLimits(): void;
+    determineDataLimits(): void;
+    afterDataLimits(): void;
+    beforeBuildTicks(): void;
+    /**
+       * @return {object[]} the ticks
+       */
+    buildTicks(): object[];
+    afterBuildTicks(): void;
+    beforeTickToLabelConversion(): void;
+    /**
+       * Convert ticks to label strings
+       * @param {Tick[]} ticks
+       */
+    generateTickLabels(ticks: Tick[]): void;
+    afterTickToLabelConversion(): void;
+    beforeCalculateLabelRotation(): void;
+    calculateLabelRotation(): void;
+    afterCalculateLabelRotation(): void;
+    afterAutoSkip(): void;
+    beforeFit(): void;
+    fit(): void;
+    _calculatePadding(first: any, last: any, sin: any, cos: any): void;
+    /**
+       * Handle margins and padding interactions
+       * @private
+       */
+    private _handleMargins;
+    afterFit(): void;
+    /**
+       * @return {boolean}
+       */
+    isHorizontal(): boolean;
+    /**
+       * @return {boolean}
+       */
+    isFullSize(): boolean;
+    /**
+       * @param {Tick[]} ticks
+       * @private
+       */
+    private _convertTicksToLabels;
+    /**
+       * @return {{ first: object, last: object, widest: object, highest: object, widths: Array, heights: array }}
+       * @private
+       */
+    private _getLabelSizes;
+    /**
+       * Returns {width, height, offset} objects for the first, last, widest, highest tick
+       * labels where offset indicates the anchor point offset from the top in pixels.
+       * @return {{ first: object, last: object, widest: object, highest: object, widths: Array, heights: array }}
+       * @private
+       */
+    private _computeLabelSizes;
+    /**
+       * Used to get the label to display in the tooltip for the given value
+       * @param {*} value
+       * @return {string}
+       */
+    getLabelForValue(value: any): string;
+    /**
+       * Returns the location of the given data point. Value can either be an index or a numerical value
+       * The coordinate (0, 0) is at the upper-left corner of the canvas
+       * @param {*} value
+       * @param {number} [index]
+       * @return {number}
+       */
+    getPixelForValue(value: any, index?: number): number;
+    /**
+       * Used to get the data value from a given pixel. This is the inverse of getPixelForValue
+       * The coordinate (0, 0) is at the upper-left corner of the canvas
+       * @param {number} pixel
+       * @return {*}
+       */
+    getValueForPixel(pixel: number): any;
+    /**
+       * Returns the location of the tick at the given index
+       * The coordinate (0, 0) is at the upper-left corner of the canvas
+       * @param {number} index
+       * @return {number}
+       */
+    getPixelForTick(index: number): number;
+    /**
+       * Utility for getting the pixel location of a percentage of scale
+       * The coordinate (0, 0) is at the upper-left corner of the canvas
+       * @param {number} decimal
+       * @return {number}
+       */
+    getPixelForDecimal(decimal: number): number;
+    /**
+       * @param {number} pixel
+       * @return {number}
+       */
+    getDecimalForPixel(pixel: number): number;
+    /**
+       * Returns the pixel for the minimum chart value
+       * The coordinate (0, 0) is at the upper-left corner of the canvas
+       * @return {number}
+       */
+    getBasePixel(): number;
+    /**
+       * @return {number}
+       */
+    getBaseValue(): number;
+    /**
+       * @protected
+       */
+    protected getContext(index: any): any;
+    /**
+       * @return {number}
+       * @private
+       */
+    private _tickSize;
+    /**
+       * @return {boolean}
+       * @private
+       */
+    private _isVisible;
+    /**
+       * @private
+       */
+    private _computeGridLineItems;
+    /**
+       * @private
+       */
+    private _computeLabelItems;
+    _getXAxisLabelAlignment(): string;
+    _getYAxisLabelAlignment(tl: any): {
+        textAlign: string;
+        x: any;
+    };
+    /**
+       * @private
+       */
+    private _computeLabelArea;
+    /**
+     * @protected
+     */
+    protected drawBackground(): void;
+    getLineWidthForValue(value: any): any;
+    /**
+       * @protected
+       */
+    protected drawGrid(chartArea: any): void;
+    /**
+       * @protected
+       */
+    protected drawBorder(): void;
+    /**
+       * @protected
+       */
+    protected drawLabels(chartArea: any): void;
+    /**
+       * @protected
+       */
+    protected drawTitle(): void;
+    draw(chartArea: any): void;
+    /**
+       * @return {object[]}
+       * @private
+       */
+    private _layers;
+    /**
+       * Returns visible dataset metas that are attached to this scale
+       * @param {string} [type] - if specified, also filter by dataset type
+       * @return {object[]}
+       */
+    getMatchingVisibleMetas(type?: string): object[];
+    /**
+       * @param {number} index
+       * @return {object}
+       * @protected
+       */
+    protected _resolveTickFontOptions(index: number): object;
+    /**
+     * @protected
+     */
+    protected _maxDigits(): number;
+}
+export type Chart = import('../types/index.js').Chart;
+export type Tick = {
+    value: number | string;
+    label?: string;
+    major?: boolean;
+    $context?: any;
+};
+import Element from "./core.element.js";

frontend/node_modules/chart.js/dist/core/core.scale.defaults.d.ts

@@ -0,0 +1 @@
+export function applyScaleDefaults(defaults: any): void;

frontend/node_modules/chart.js/dist/core/core.ticks.d.ts

@@ -0,0 +1,31 @@
+declare namespace _default {
+    export { formatters };
+}
+export default _default;
+declare namespace formatters {
+    /**
+     * Formatter for value labels
+     * @method Chart.Ticks.formatters.values
+     * @param value the value to display
+     * @return {string|string[]} the label to display
+     */
+    function values(value: any): string | string[];
+    /**
+     * Formatter for numeric ticks
+     * @method Chart.Ticks.formatters.numeric
+     * @param tickValue {number} the value to be formatted
+     * @param index {number} the position of the tickValue parameter in the ticks array
+     * @param ticks {object[]} the list of ticks being converted
+     * @return {string} string representation of the tickValue parameter
+     */
+    function numeric(tickValue: number, index: number, ticks: any[]): string;
+    /**
+     * Formatter for logarithmic ticks
+     * @method Chart.Ticks.formatters.logarithmic
+     * @param tickValue {number} the value to be formatted
+     * @param index {number} the position of the tickValue parameter in the ticks array
+     * @param ticks {object[]} the list of ticks being converted
+     * @return {string} string representation of the tickValue parameter
+     */
+    function logarithmic(tickValue: number, index: number, ticks: any[]): string;
+}

frontend/node_modules/chart.js/dist/core/core.typedRegistry.d.ts

@@ -0,0 +1,33 @@
+/**
+ * @typedef {{id: string, defaults: any, overrides?: any, defaultRoutes: any}} IChartComponent
+ */
+export default class TypedRegistry {
+    constructor(type: any, scope: any, override: any);
+    type: any;
+    scope: any;
+    override: any;
+    items: any;
+    isForType(type: any): boolean;
+    /**
+       * @param {IChartComponent} item
+       * @returns {string} The scope where items defaults were registered to.
+       */
+    register(item: IChartComponent): string;
+    /**
+       * @param {string} id
+       * @returns {object?}
+       */
+    get(id: string): object | null;
+    /**
+       * @param {IChartComponent} item
+       */
+    unregister(item: IChartComponent): void;
+}
+export type IChartComponent = {
+    id: string;
+    defaults: any;
+    overrides?: any;
+    defaultRoutes: any;
+};
+import defaults from "./core.defaults.js";
+import { overrides } from "./core.defaults.js";

frontend/node_modules/chart.js/dist/core/index.d.ts

@@ -0,0 +1,15 @@
+export type { DateAdapter, TimeUnit } from './core.adapters.js';
+export { default as _adapters } from './core.adapters.js';
+export { default as Animation } from './core.animation.js';
+export { default as Animations } from './core.animations.js';
+export { default as animator } from './core.animator.js';
+export { default as Chart } from './core.controller.js';
+export { default as DatasetController } from './core.datasetController.js';
+export { default as defaults } from './core.defaults.js';
+export { default as Element } from './core.element.js';
+export { default as Interaction } from './core.interaction.js';
+export { default as layouts } from './core.layouts.js';
+export { default as plugins } from './core.plugins.js';
+export { default as registry } from './core.registry.js';
+export { default as Scale } from './core.scale.js';
+export { default as Ticks } from './core.ticks.js';

frontend/node_modules/chart.js/dist/elements/element.arc.d.ts

@@ -0,0 +1,51 @@
+import Element from '../core/core.element.js';
+import type { ArcOptions, Point } from '../types/index.js';
+export interface ArcProps extends Point {
+    startAngle: number;
+    endAngle: number;
+    innerRadius: number;
+    outerRadius: number;
+    circumference: number;
+}
+export default class ArcElement extends Element<ArcProps, ArcOptions> {
+    static id: string;
+    static defaults: {
+        borderAlign: string;
+        borderColor: string;
+        borderDash: any[];
+        borderDashOffset: number;
+        borderJoinStyle: any;
+        borderRadius: number;
+        borderWidth: number;
+        offset: number;
+        spacing: number;
+        angle: any;
+        circular: boolean;
+        selfJoin: boolean;
+    };
+    static defaultRoutes: {
+        backgroundColor: string;
+    };
+    static descriptors: {
+        _scriptable: boolean;
+        _indexable: (name: any) => boolean;
+    };
+    circumference: number;
+    endAngle: number;
+    fullCircles: number;
+    innerRadius: number;
+    outerRadius: number;
+    pixelMargin: number;
+    startAngle: number;
+    constructor(cfg: any);
+    inRange(chartX: number, chartY: number, useFinalPosition: boolean): boolean;
+    getCenterPoint(useFinalPosition: boolean): {
+        x: number;
+        y: number;
+    };
+    tooltipPosition(useFinalPosition: boolean): {
+        x: number;
+        y: number;
+    };
+    draw(ctx: CanvasRenderingContext2D): void;
+}

frontend/node_modules/chart.js/dist/elements/element.bar.d.ts

@@ -0,0 +1,32 @@
+export default class BarElement extends Element<import("../types/basic.js").AnyObject, import("../types/basic.js").AnyObject> {
+    static id: string;
+    /**
+     * @type {any}
+     */
+    static defaults: any;
+    constructor(cfg: any);
+    options: any;
+    horizontal: any;
+    base: any;
+    width: any;
+    height: any;
+    inflateAmount: any;
+    draw(ctx: any): void;
+    inRange(mouseX: any, mouseY: any, useFinalPosition: any): boolean;
+    inXRange(mouseX: any, useFinalPosition: any): boolean;
+    inYRange(mouseY: any, useFinalPosition: any): boolean;
+    getCenterPoint(useFinalPosition: any): {
+        x: number;
+        y: number;
+    };
+    getRange(axis: any): number;
+}
+export type BarProps = {
+    x: number;
+    y: number;
+    base: number;
+    horizontal: boolean;
+    width: number;
+    height: number;
+};
+import Element from "../core/core.element.js";