docker-compose.yml

version: '3'  # Docker Compose file version
services:
  web:
    build: ./flask_app  # Path to the directory containing the Dockerfile for the Flask app
    ports:
      - "8080:8080"  # Maps port 8080 of the host to port 8080 of the container
    depends_on:
      - db  # Ensures the db service is started before the web service

  scrapy:
    build: ./scrapy_project  # Path to the directory containing the Dockerfile for the Scrapy project
    depends_on:
      - db  # Ensures the db service is started before the scrapy service

  db:
    image: postgres:latest  # Use the latest PostgreSQL image
    environment:
      POSTGRES_USER: luxonis  # Username for PostgreSQL
      POSTGRES_PASSWORD: admin  # Password for PostgreSQL
      POSTGRES_DB: flats_db  # Database name to be created
    volumes:
      - ./db_init_scripts:/docker-entrypoint-initdb.d  # Mounts initialization scripts into the container
      - postgres_data:/var/lib/postgresql/data  # Persistent volume for PostgreSQL data
    ports:
      - "5432:5432"  # Maps port 5432 of the host to port 5432 of the container (PostgreSQL default port)

volumes:
  postgres_data:  # Declares a named volume for persisting database data