feat(database): Add unified MongoDB and PostgreSQL dual-write mechanism

.env.example

@@ -29,4 +29,10 @@ CORS_ALLOWED_ORIGINS='http://localhost:3000,http://localhost:8000'
 
 SWAGGER_UI_PATH='/api/schema'
 
-ADMIN_EMAILS =  "[email protected],[email protected]"
+ADMIN_EMAILS =  "[email protected],[email protected]"
+
+POSTGRES_HOST: postgres
+POSTGRES_PORT: 5432
+POSTGRES_NAME: todo_postgres
+POSTGRES_USER: todo_user
+POSTGRES_PASSWORD: todo_password

.github/workflows/test.yml

@@ -14,6 +14,8 @@ jobs:
       ALLOWED_HOSTS: "localhost,127.0.0.1"
       MONGODB_URI: mongodb://db:27017
       DB_NAME: todo-app
+      POSTGRES_SYNC_ENABLED: "False"
+      DUAL_WRITE_ENABLED: "False"
       GOOGLE_OAUTH_CLIENT_ID: "test-client-id"
       GOOGLE_OAUTH_CLIENT_SECRET: "test-client-secret"
       GOOGLE_OAUTH_REDIRECT_URI: "http://localhost:8000/v1/auth/google/callback"

README.md

@@ -148,4 +148,4 @@
 - If port 5678 is in use, specify a different port with `--debug-port`
 - Ensure VS Code Python extension is installed
 - Check that breakpoints are set in the correct files
-- Verify the debug server shows "Debug server listening on port 5678"
+- Verify the debug server shows "Debug server listening on port 5678"

docker-compose.yml

@@ -8,17 +8,45 @@ services:
       DB_NAME: todo-app
       PYTHONUNBUFFERED: 1
       PYDEVD_DISABLE_FILE_VALIDATION: 1
+      # PostgreSQL Configuration
+      POSTGRES_HOST: postgres
+      POSTGRES_PORT: 5432
+      POSTGRES_NAME: todo_postgres
+      POSTGRES_USER: todo_user
+      POSTGRES_PASSWORD: todo_password
     volumes:
       - .:/app
     ports:
       - "8000:8000"
       - "5678:5678"  # Debug port
     depends_on:
       - db
+      - postgres
       - mongo-init
     stdin_open: true
     tty: true
 
+  postgres:
+    image: postgres:15
+    container_name: todo-postgres
+    environment:
+      POSTGRES_DB: todo_postgres
+      POSTGRES_USER: todo_user
+      POSTGRES_PASSWORD: todo_password
+      POSTGRES_HOST_AUTH_METHOD: trust
+    ports:
+      - "5432:5432"
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+      - ./init-scripts:/docker-entrypoint-initdb.d
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U todo_user -d todo_postgres"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+
+
+
   db:
     image: mongo:latest
     command: ["--replSet", "rs0", "--bind_ip_all", "--port", "27017"]
@@ -67,3 +95,6 @@ services:
     depends_on:
       - db
       - mongo-init
+
+volumes:
+  postgres_data: