# Postgres is reachable on the compose network as hostname `postgres` only.
# It is not published to the host. Host processes need `docker run -p 5432:5432`
# or a compose override that adds `ports: ["5432:5432"]`.
services:
  postgres:
    image: postgres:16-alpine
    shm_size: 128mb
    command:
      - postgres
      - -c
      - shared_buffers=${POSTGRES_SHARED_BUFFERS:-256MB}
      - -c
      - effective_cache_size=${POSTGRES_EFFECTIVE_CACHE_SIZE:-768MB}
      - -c
      - maintenance_work_mem=${POSTGRES_MAINTENANCE_WORK_MEM:-128MB}
      - -c
      - wal_compression=${POSTGRES_WAL_COMPRESSION:-on}
      - -c
      - random_page_cost=${POSTGRES_RANDOM_PAGE_COST:-1.1}
    environment:
      POSTGRES_DB: ${POSTGRES_DB:-pr_agent}
      POSTGRES_USER: ${POSTGRES_USER:-pr_agent}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-pr_agent}
    volumes:
      - postgres-data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-pr_agent} -d ${POSTGRES_DB:-pr_agent}"]
      interval: 5s
      timeout: 5s
      retries: 10
    restart: unless-stopped

  pr-agent-web:
    build: .
    image: pr-agent:local
    env_file:
      - ${PR_AGENT_ENV_FILE:-.env}
    environment:
      ROLE: "web"
      PORT: "7224"
      DATABASE_URL: "postgres://${POSTGRES_USER:-pr_agent}:${POSTGRES_PASSWORD:-pr_agent}@postgres:5432/${POSTGRES_DB:-pr_agent}"
    ports:
      - "7224:7224"
    depends_on:
      postgres:
        condition: service_healthy
    restart: unless-stopped
    stop_grace_period: 40s
    healthcheck:
      test:
        [
          "CMD",
          "node",
          "-e",
          "fetch('http://127.0.0.1:7224/health').then(r=>process.exit(r.ok?0:1)).catch(()=>process.exit(1))",
        ]
      interval: 30s
      timeout: 5s
      retries: 3
      start_period: 15s

  pr-agent-worker:
    # Same worker registers ack, CI-refresh, review, ask, description, triage,
    # verification, and retention. Compose healthcheck uses /ready.
    build: .
    image: pr-agent:local
    env_file:
      - ${PR_AGENT_ENV_FILE:-.env}
    environment:
      ROLE: "worker"
      DATABASE_URL: "postgres://${POSTGRES_USER:-pr_agent}:${POSTGRES_PASSWORD:-pr_agent}@postgres:5432/${POSTGRES_DB:-pr_agent}"
    depends_on:
      postgres:
        condition: service_healthy
    restart: unless-stopped
    stop_grace_period: 40s
    healthcheck:
      test:
        [
          "CMD",
          "node",
          "-e",
          "fetch('http://127.0.0.1:'+(process.env.PORT||7224)+'/ready').then(r=>process.exit(r.ok?0:1)).catch(()=>process.exit(1))",
        ]
      interval: 30s
      timeout: 5s
      retries: 3
      start_period: 30s

volumes:
  postgres-data: