docker-compose.yml

version: '3.8'
services:
  db:
    container_name: postgresql
    image: postgres
    hostname: pg-container
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: ""
      POSTGRES_HOST_AUTH_METHOD: 'trust'
    ports:
      - 8191:5432
    volumes: 
      - pgdata:/var/lib/postgresql/data
    networks:
      ruby_blog_network:
        ipv4_address: 10.5.3.2
    
  pgadmin:
    image: dpage/pgadmin4:4.13
    volumes:
      - pga4volume:/var/lib/pgadmin
    links:
      - db
    depends_on:
      - db
    ports:
      - 5454:80
    environment:
      PGADMIN_DEFAULT_EMAIL: ahsan@pgadmin.org
      PGADMIN_DEFAULT_PASSWORD: admin
    restart: unless-stopped
    networks:
      ruby_blog_network:
        ipv4_address: 10.5.3.3

  blog-app:
    container_name: blog-app
    build:
      context: ./
    command: bash -c "rm -f tmp/pids/server.pid && bundle exec rails s -p 3000 -b '0.0.0.0'"
    volumes:
      - ./:/Rails-Docker
    ports:
      - "3000:3000"
    environment:
      BLOG_APP_DB: blog_app_production
      BLOG_APP_USER: postgres
      BLOG_APP_DATABASE_PASSWORD: ""
      BLOG_APP_HOST: 10.5.3.2
    depends_on:
      - db
    networks:
      ruby_blog_network:
        ipv4_address: 10.5.3.99

volumes:
  pgdata: {}
  pga4volume: {}
  
networks:
  ruby_blog_network:
    driver: bridge
    ipam:
     config:
       - subnet: 10.5.3.0/24