docker-compose.yaml

services:
  app:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: api
    working_dir: /usr/src/app
    volumes:
      - .:/usr/src/app
      - /usr/src/app/node_modules # Avoid overwriting node_modules
    ports:
      - "3000:3000"
    environment:
      - DATABASE_URL=postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@postgres-db:5432/${POSTGRES_DB}
    depends_on:
      db:
        condition: service_healthy # Wait until the db is healthy

    command: npm run dev # Use the correct command to start your app in dev mode

  db:
    image: postgres:16-alpine
    container_name: postgres_db
    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_DB: ${POSTGRES_DB}
    volumes:
      - pgdata:/var/lib/postgresql/data # Persist Postgres data
    ports:
      - "5432:5432" # Expose PostgreSQL port to host
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER}"]
      interval: 10s
      timeout: 5s
      retries: 5

volumes:
  pgdata: # Define a persistent volume for PostgreSQL