services:
  postgres:
    image: postgres:16-alpine
    container_name: livevue_postgres
    restart: unless-stopped
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: postgres
      POSTGRES_DB: livevue
    ports:
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data
    # Enable logical replication — required for the pg_replication example.
    command:
      - postgres
      - -c
      - wal_level=logical
      - -c
      - max_replication_slots=10
      - -c
      - max_wal_senders=10
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres -d livevue"]
      interval: 5s
      timeout: 5s
      retries: 5

volumes:
  postgres_data: