修复开发容器启动并加固部署配置

docker-compose.yaml

@@ -11,8 +11,6 @@ services:
     volumes:
       # 持久化数据到 Linux 本地，防止重启丢失
       - ./pg_data:/var/lib/postgresql/data
-    ports:
-      - "5432:5432"
     healthcheck:
       test: ["CMD-SHELL", "pg_isready -U ctms_user -d ctms_db"]
       interval: 5s
@@ -28,8 +26,6 @@ services:
       pull: false
     container_name: ctms_backend
     restart: always
-    ports:
-      - "8000:8000"
     environment:
       DATABASE_URL: postgresql+asyncpg://ctms_user:secret_password@db/ctms_db
       ENV: ${ENV:-development}