docker-compose.yml

version: '2.4'
services:
  db:
    image: postgres:14-alpine
    restart: unless-stopped
    environment:
      POSTGRES_USER: user
      POSTGRES_PASSWORD: password
      POSTGRES_DB: test
    volumes:
      - db_data:/var/lib/postgresql/data
      - ./conf/pg:/docker-entrypoint-initdb.d

  app:
    build: .
    restart: unless-stopped
    ports:
      - "4222:22"
    pids_limit: 1024
    mem_limit: 1024m
    cpus: 2
    depends_on:
      - db
    volumes:
      - etc:/etc # Persist the users files.
      - users_data:/users # Persist users data.
    environment:
      - PG.USER=user
      - PG.PASSWORD=password
      - PG.HOST=db
      - PG.PORT=5432
      - PG.DBNAME=test
      - PG.POOL.MAX_SIZE=128

  nginx:
    image: nginx:1.18.0-alpine
    restart: unless-stopped
    volumes:
      - ./conf/nginx/app.conf:/etc/nginx/conf.d/default.conf:ro
      - ./front:/front:ro
    depends_on:
      - app
    ports:
      - "8080:80"

volumes:
  users_data:
  etc:
  db_data: