postgres devcontainer

.devcontainer/Dockerfile

@@ -1,8 +1,9 @@
-# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.245.0/containers/python-3/.devcontainer/base.Dockerfile
+ARG VARIANT=3
+FROM mcr.microsoft.com/vscode/devcontainers/python:0-${VARIANT}
 
-# [Choice] Python version (use -bullseye variants on local arm64/Apple Silicon): 3, 3.10, 3.9, 3.8, 3.7, 3.6, 3-bullseye, 3.10-bullseye, 3.9-bullseye, 3.8-bullseye, 3.7-bullseye, 3.6-bullseye, 3-buster, 3.10-buster, 3.9-buster, 3.8-buster, 3.7-buster, 3.6-buster
-ARG VARIANT=bullseye
-FROM mcr.microsoft.com/vscode/devcontainers/base:0-${VARIANT}
 RUN curl -fsSL https://aka.ms/install-azd.sh | bash
-RUN apt update
-RUN apt-get install --yes libpq-dev
+
+ENV PYTHONUNBUFFERED 1
+
+RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get -y install --no-install-recommends postgresql-client

.devcontainer/devcontainer.json

@@ -1,18 +1,23 @@
 // For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
 // https://github.com/microsoft/vscode-dev-containers/tree/v0.245.0/containers/python-3
 {
-	"name": "Python 3",
-	"forwardPorts": [8000],
-	"build": {
-		"dockerfile": "Dockerfile",
-		"context": "..",
-		"args": {
-			// Update 'VARIANT' to pick a Python version: 3, 3.10, 3.9, 3.8, 3.7, 3.6
-			// Append -bullseye or -buster to pin to an OS version.
-			// Use -bullseye variants on local on arm64/Apple Silicon.
-			"VARIANT": "bullseye"
-		}
-	},
+	"name": "Python 3 & PostgreSQL",
+	"dockerComposeFile": "docker-compose.yml",
+	"service": "app",
+	"workspaceFolder": "/workspace",
+	"forwardPorts": [8000, 5432],
+
+	"features": {
+        "ghcr.io/devcontainers/features/azure-cli:1": {
+            "version": "latest"
+        },
+		"ghcr.io/devcontainers/features/github-cli:1": {
+            "version": "latest"
+        },
+        "ghcr.io/devcontainers/features/python:1": {
+            "version": "os-provided"
+        }
+    },
 
 	// Configure tool-specific properties.
 	"customizations": {
@@ -20,6 +25,18 @@
 		"vscode": {
 			// Set *default* container specific settings.json values on container create.
 			"settings": {
+				"sqltools.connections": [
+					{
+						"name": "Container database",
+						"driver": "PostgreSQL",
+						"previewLimit": 50,
+						"server": "localhost",
+						"port": 5432,
+						"database": "app",
+						"username": "app_user",
+						"password": "app_password"
+					}
+				],
 				"python.defaultInterpreterPath": "/usr/local/bin/python",
 				"python.linting.enabled": true,
 				"python.linting.pylintEnabled": true,
@@ -42,24 +59,19 @@
 
 			// Add the IDs of extensions you want installed when the container is created.
 			"extensions": [
+				"ms-azuretools.azure-dev",
 				"ms-python.python",
-				"ms-python.vscode-pylance"
+				"ms-python.vscode-pylance",
+				"mtxr.sqltools",
+				"mtxr.sqltools-driver-pg"
 			]
 		}
 	},
 
+
 	// Use 'postCreateCommand' to run commands after the container is created.
 	"postCreateCommand": "pip install -r requirements-dev.txt && pre-commit install",
 
 	// Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
-	"remoteUser": "vscode",
-
-	"features": {
-        "ghcr.io/devcontainers/features/azure-cli:1": {
-            "version": "latest"
-        },
-        "ghcr.io/devcontainers/features/python:1": {
-            "version": "os-provided"
-        }
-    }
+	"remoteUser": "vscode"
 }

.devcontainer/docker-compose.yml

@@ -0,0 +1,38 @@
+version: "3"
+
+services:
+  app:
+    build:
+      context: ..
+      dockerfile: .devcontainer/Dockerfile
+      args:
+        # [Choice] Python version: 3, 3.8, 3.7, 3.6
+        VARIANT: 3.9
+        # On Linux, you may need to update USER_UID and USER_GID below if not your local UID is not 1000.
+        USER_UID: 1000
+        USER_GID: 1000
+
+    volumes:
+      - ..:/workspace:cached
+
+    # Overrides default command so things don't shut down after the process ends.
+    command: sleep infinity
+
+    # Runs app on the same network as the database container, allows "forwardPorts" in devcontainer.json function.
+    network_mode: service:db
+
+  db:
+    image: postgres:latest
+    restart: unless-stopped
+    volumes:
+      - postgres-data:/var/lib/postgresql/data
+    environment:
+      POSTGRES_DB: app
+      POSTGRES_USER: app_user
+      POSTGRES_PASSWORD: app_password
+
+    # Add "forwardPorts": ["5432"] to **devcontainer.json** to forward PostgreSQL locally.
+    # (Adding the "ports" property to this file will not forward from a Codespace.)
+
+volumes:
+  postgres-data:

.env.sample

@@ -0,0 +1,4 @@
+DBHOST=localhost
+DBNAME=app
+DBUSER=app_user
+DBPASS=app_password

.gitignore

@@ -2,5 +2,5 @@
 __pycache__/
 staticfiles/
 .coverage
-
+.env
 .azure