docker-compose.yml

services:
  frontend:
    build:
      context: .
      dockerfile: Dockerfile
      target: dev
    container_name: tinyurl-frontend
    volumes:
      - .:/app
      - /app/node_modules
    environment:
      - NODE_ENV=development
    ports:
      - "4200:4200"
    networks:
      - tinyurl_public
    depends_on:
      - nginx-check
    restart: unless-stopped

  # Lightweight check to surface a clear error if the backend stack isn't up
  nginx-check:
    image: alpine:3.19
    container_name: tinyurl-nginx-check
    command: >
      sh -c "until wget -qO- http://tinyurl-nginx/actuator/health > /dev/null 2>&1;
             do echo 'Waiting for backend...'; sleep 3; done; echo 'Backend is up'"
    networks:
      - tinyurl_public
    restart: "no"

networks:
  tinyurl_public:
    external: true                        # created by parent docker-compose in /tinyurl