services:
  maven-dev-env:
    image: maven-java21-dev:3.9-ssh
    build:
      context: .
      dockerfile: Containerfile
    container_name: maven-devcontainer
    hostname: maven-devcontainer
    restart: always
    ports:
      - "${APP_PORT:-9090}:9090"
      - "${SSH_PORT:-2322}:22"       # [新增] SSH 端口，宿主机通过 localhost:2222 连接
    volumes:
      - ${PROJECT_DIR:-/workspace}:/workspace
      # 持久化 Root 用户配置（包含 .ssh, .m2 缓存, .config/zed 等）
      - /workspace/devcontainer-vols/maven-devcontainer-root:/root