docker-compose.yml

services:
  db:
    image: postgres
    restart: always
    shm_size: 128mb
    env_file:
      - .env.docker
    environment:
      POSTGRES_USER: ${DB_USER}
      POSTGRES_PASSWORD: ${DB_PASSWORD}
      POSTGRES_DB: ${DB_NAME}
    ports:
      - "${DB_PORT}:${DB_PORT}"
    healthcheck:
      test: ["CMD", "pg_isready", "-U", "${DB_USER}", "-d", "${DB_NAME}"]
      interval: 10s
      timeout: 5s
      retries: 5

  backend:
    env_file: .env.docker
    build:
        context: ./backend
        dockerfile: ./Dockerfile
        args:
          - BACKEND_PORT:${BACKEND_PORT}
    restart: always
    command: >
      bash -c "
        python manage.py makemigrations &&
        python manage.py migrate &&
        python manage.py runserver 0.0.0.0:${BACKEND_PORT}
      "
    ports:
      - "${BACKEND_PORT}:${BACKEND_PORT}"
    depends_on:
      db:
        condition: service_healthy

  frontend:
    env_file: .env.docker
    build:
      context: ./frontend
      dockerfile: ./Dockerfile
      args:
        - FRONTEND_PORT:${FRONTEND_PORT}
    restart: always
    ports:
      - "${CLIENT_PORT}:${FRONTEND_PORT}"
    depends_on:
      - backend