docker-compose.yml

version: "3.8"
services:
  # DATABASE SERVICE CONFIGURATION
  database:
    image: mysql:latest
    environment:
      MYSQL_DATABASE: code_inspector_db
      MYSQL_ROOT_PASSWORD: root
    ports:
      - "3306:3306"
    # Checks if MySQL server is healthy by running 'mysqladmin ping' every 10 seconds.
    # Considers the service unhealthy if the check fails to complete within 5 seconds or fails 3 times in a row.
    # Read more: https://docs.docker.com/compose/compose-file
    healthcheck:
      test: [ "CMD", "mysqladmin", "ping", "-h", "localhost" ]
      interval: 10s
      timeout: 5s
      retries: 3

  # BACKEND SERVICE CONFIGURATION
  backend:
    image:
      archontisk/codeinspector
    environment: 
      - DB_URL=mysql+pymysql://root:root@database:3306/code_inspector_db
    ports:
      - "8000:8000"
    depends_on:
      database:
        # Warning: depends_on does not wait for db to be ready. Read more: https://docs.docker.com/compose/startup-order/
        # Conditionally start this service only if the database service is healthy.
        # The database service is considered healthy if the healthcheck command exits with a code > 0.
        condition: service_healthy

  # FRONTEND SERVICE CONFIGURATION
  frontend:
    build:
      context: ./frontend/app
      dockerfile: Dockerfile
    ports:
      - "3000:3000"
    depends_on:
      - backend

  # ADMINER SERVICE CONFIGURATION (For database management | localhost:8080 - server: database)
  adminer:
    image: adminer
    restart: always
    ports:
      - "8080:8080"
    depends_on:
      - database