services:
  postgres:
    image: timescale/timescaledb:latest-pg16
    container_name: crypto-hermes-postgres
    environment:
      POSTGRES_USER: ${POSTGRES_USER:-postgres}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:?POSTGRES_PASSWORD must be set, see .env.example}
      POSTGRES_DB: ${POSTGRES_DB:-hermes_market}
    ports:
      - "${POSTGRES_PORT:-5432}:5432"
    volumes:
      - hermes_pg_data:/var/lib/postgresql/data
    healthcheck:
      # 用 pg_isready 探测，避免 init 期 race
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-postgres} -d ${POSTGRES_DB:-hermes_market}"]
      interval: 5s
      timeout: 3s
      retries: 10
      start_period: 10s
    restart: unless-stopped
    logging:
      driver: json-file
      options:
        max-size: "50m"
        max-file: "5"

  # init container：跑完 migration 立即退出。
  # 由 app 依赖它 service_completed_successfully，保证表存在再启动 app。
  migrate:
    image: migrate/migrate:v4.18.1
    container_name: crypto-hermes-migrate
    depends_on:
      postgres:
        condition: service_healthy
    volumes:
      - ./migrations:/migrations:ro
    command:
      - -path=/migrations
      - -database=postgres://${POSTGRES_USER:-postgres}:${POSTGRES_PASSWORD:?POSTGRES_PASSWORD must be set, see .env.example}@postgres:5432/${POSTGRES_DB:-hermes_market}?sslmode=disable
      - up
    restart: "no"

  app:
    build:
      context: .
      dockerfile: Dockerfile
      args:
        GOPROXY: ${GOPROXY:-https://goproxy.cn,direct}
        HTTP_PROXY: ${HTTP_PROXY:-}
        HTTPS_PROXY: ${HTTPS_PROXY:-}
        NO_PROXY: ${NO_PROXY:-}
        http_proxy: ${HTTP_PROXY:-}
        https_proxy: ${HTTPS_PROXY:-}
        no_proxy: ${NO_PROXY:-}
    container_name: crypto-hermes-market-gateway
    depends_on:
      postgres:
        condition: service_healthy
      migrate:
        condition: service_completed_successfully
    ports:
      - "${APP_HOST_PORT:-8080}:8080"
    environment:
      CONFIG_PATH: /app/config/config.yml
      APP_ENV: ${APP_ENV:-production}
      APP_PORT: "8080"
      POSTGRES_DSN: postgres://${POSTGRES_USER:-postgres}:${POSTGRES_PASSWORD:?POSTGRES_PASSWORD must be set, see .env.example}@postgres:5432/${POSTGRES_DB:-hermes_market}?sslmode=disable
      BINANCE_BASE_URL: ${BINANCE_BASE_URL:-https://fapi.binance.com}
      # 透传代理：国内直连 fapi.binance.com 不稳，详见 AGENTS.md §7.5
      HTTP_PROXY: ${HTTP_PROXY:-}
      HTTPS_PROXY: ${HTTPS_PROXY:-}
      NO_PROXY: ${NO_PROXY:-}
    volumes:
      - ./config:/app/config:ro
      - ./logs:/app/logs
    # SIGTERM → 等 app 内置 10s graceful shutdown（fiber.ShutdownWithContext）
    # + cron 任务结束的缓冲 = 30s。超时后 docker 发 SIGKILL。
    stop_grace_period: 30s
    restart: unless-stopped
    logging:
      driver: json-file
      options:
        max-size: "50m"
        max-file: "5"

volumes:
  hermes_pg_data: