add: huggingface docker

Dockerfile

@@ -1,5 +1,5 @@
-# Stage 1: Build stage
-FROM node:22-alpine AS builder
+# Use Node.js 22 Alpine as base image
+FROM node:22-alpine
 
 # Set working directory
 WORKDIR /app
@@ -7,8 +7,8 @@ WORKDIR /app
 # Copy package files
 COPY package*.json ./
 
-# Install dependencies
-RUN npm ci --only=production=false
+# Install all dependencies (including express for production)
+RUN npm ci
 
 # Copy source code
 COPY . .
@@ -16,20 +16,12 @@ COPY . .
 # Build the application
 RUN npm run build
 
-# Stage 2: Production stage for Hugging Face Spaces
-FROM nginx:alpine AS production
-
-# Install wget for healthcheck
-RUN apk add --no-cache wget
-
-# Copy built application from builder stage
-COPY --from=builder /app/dist /usr/share/nginx/html
-
-# Copy custom nginx configuration for HF Spaces
-COPY nginx.hf.conf /etc/nginx/nginx.conf
+# Hugging Face Spaces handles user management automatically
 
 # Expose port 7860 (required by Hugging Face Spaces)
 EXPOSE 7860
 
-# Start nginx on port 7860
-CMD ["nginx", "-g", "daemon off;"]
+# Health check removed for HF Spaces compatibility
+
+# Start the application
+CMD ["npm", "start"]

nginx.hf.conf

@@ -1,67 +0,0 @@
-# Set PID file location to writable directory
-pid /tmp/nginx.pid;
-
-events {
-    worker_connections 1024;
-}
-
-http {
-    include /etc/nginx/mime.types;
-    default_type application/octet-stream;
-
-    # Logging
-    access_log /var/log/nginx/access.log;
-    error_log /var/log/nginx/error.log;
-
-    # Gzip compression
-    gzip on;
-    gzip_vary on;
-    gzip_min_length 1024;
-    gzip_proxied any;
-    gzip_comp_level 6;
-    gzip_types
-        text/plain
-        text/css
-        text/xml
-        text/javascript
-        application/javascript
-        application/xml+rss
-        application/json;
-
-    # Security headers
-    add_header X-Frame-Options "SAMEORIGIN" always;
-    add_header X-XSS-Protection "1; mode=block" always;
-    add_header X-Content-Type-Options "nosniff" always;
-    add_header Referrer-Policy "no-referrer-when-downgrade" always;
-    add_header Content-Security-Policy "default-src 'self' http: https: data: blob: 'unsafe-inline'" always;
-
-    server {
-        listen 7860;
-        server_name _;
-        root /usr/share/nginx/html;
-        index index.html;
-
-        # Cache static assets
-        location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg)$ {
-            expires 1y;
-            add_header Cache-Control "public, immutable";
-        }
-
-        # Handle SPA routing
-        location / {
-            try_files $uri $uri/ /index.html;
-        }
-
-        # Health check endpoint for HF Spaces
-        location /health {
-            access_log off;
-            return 200 "healthy\n";
-            add_header Content-Type text/plain;
-        }
-
-        # Security
-        location ~ /\. {
-            deny all;
-        }
-    }
-}

package.json

@@ -6,6 +6,7 @@
     "prepare": "husky",
     "dev": "parcel index.html",
     "build": "parcel build index.html",
+    "start": "node server.js",
     "lint:js": "eslint script.js tests",
     "lint": "npm run lint:js",
     "test": "node tests/test.js"
@@ -29,6 +30,7 @@
   "dependencies": {
     "@tailwindcss/postcss": "^4.1.11",
     "postcss": "^8.5.6",
-    "tailwindcss": "^4.1.11"
+    "tailwindcss": "^4.1.11",
+    "express": "^4.18.2"
   }
 }