docker-compose.yaml

version: '3.8'

services:
  web:
    build:
      context: .
      dockerfile: Dockerfile
    ports:
      - "8000:8000"
    environment:
      - POSTGRES_SERVER=db
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
      - POSTGRES_DB=postgres
      - REDIS_HOST=redis
      - REDIS_PORT=6379
    depends_on:
      - db
      - redis
  web2:
    build:
      context: .
      dockerfile: Dockerfile
    ports:
      - "8001:8000"
    environment:
      - POSTGRES_SERVER=db
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
      - POSTGRES_DB=postgres
      - REDIS_HOST=redis
      - REDIS_PORT=6379
    depends_on:
      - db
      - redis
  web3:
    build:
      context: .
      dockerfile: Dockerfile
    ports:
      - "8002:8000"
    environment:
      - POSTGRES_SERVER=db
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
      - POSTGRES_DB=postgres
      - REDIS_HOST=redis
      - REDIS_PORT=6379
    depends_on:
      - db
      - redis
  db:
    image: postgres:13
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: postgres
      POSTGRES_DB: postgres
    volumes:
      - postgres_data:/var/lib/postgresql/data

  redis:
    image: redis:alpine
    ports:
      - "6379:6379"

volumes:
  postgres_data: