add docker-compose.dev.yml for dev deployment on port 3003

docker-compose.dev.yml

@@ -0,0 +1,42 @@
+# DEV 部署 — 与 main 共享 postgres，独立端口
+# 用法:
+#   启动 dev:  docker compose -f docker-compose.dev.yml up -d --build
+#   停止 dev:  docker compose -f docker-compose.dev.yml down
+#   切换回 main: docker compose up -d --build
+#   两者可同时运行
+
+services:
+  postgres:
+    image: postgres:16-alpine
+    container_name: maqt-postgres
+    environment:
+      POSTGRES_USER: ${POSTGRES_USER:-maqt}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-maqt123456}
+      POSTGRES_DB: ${POSTGRES_DB:-maqt}
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    ports:
+      - "127.0.0.1:5432:5432"
+    restart: unless-stopped
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-maqt}"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+  mqsrv:
+    build: .
+    container_name: maqt-backend-dev
+    ports:
+      - "127.0.0.1:3003:3001"
+    env_file:
+      - .env
+    environment:
+      - NODE_ENV=development
+    restart: unless-stopped
+    depends_on:
+      postgres:
+        condition: service_healthy
+
+volumes:
+  pgdata: