networks:
  central_dogma:
    external: true

volumes:
  postgres-data:

services:
  postgres:
    image: postgres:15-alpine
    container_name: gitea-db
    restart: always
    environment:
      POSTGRES_USER: gitea
      POSTGRES_PASSWORD: ${DB_PASSWORD}
      POSTGRES_DB: gitea
    networks:
      - central_dogma
    volumes:
      - postgres-data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U gitea"]
      interval: 10s
      timeout: 5s
      retries: 5