docker-compose.prod.yml

services:
  database:
    image: postgres:17.2-alpine3.20
    container_name: ${DATABASE_CONTAINER_NAME}

    command: >
      postgres -c max_connections=1000
               -c shared_buffers=256MB
               -c effective_cache_size=768MB
               -c maintenance_work_mem=64MB
               -c checkpoint_completion_target=0.7
               -c wal_buffers=16MB
               -c default_statistics_target=100
               -p ${POSTGRES_PORT}
    restart: unless-stopped

    environment:
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_DB: ${POSTGRES_DB}
      PGDATA: /var/lib/postgresql/data/pgdata/${POSTGRES_DB}
    
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - DB:/var/lib/postgresql/data/pgdata/

    deploy:
      resources:
        limits:
          cpus: '0.50'
          memory: 512M
        reservations:
          cpus: '0.25'
          memory: 256M

    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
      interval: 30s
      timeout: 10s
      retries: 5

    networks:
      - nion
    tty: true

  backend:
    container_name: ${BACKEND_CONTAINER_NAME}
    env_file:
      - .env
    image: ghcr.io/nikto-iz-niotkyda/backend:latest
    depends_on:
      - database
    deploy:
      resources:
        limits:
          cpus: '0.50'
          memory: 512M
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - ./other:/src/other
    restart: always
    expose:
      - ${BACKEND_PORT}:${BACKEND_PORT}
    networks:
      - nion
    tty: true

  bot:
    container_name: ${BOT_CONTAINER_NAME}
    env_file:
      - .env
    image: ghcr.io/nikto-iz-niotkyda/bot:latest
    depends_on:
      - database
      - backend
    deploy:
      resources:
        limits:
          cpus: '0.35'
          memory: 512M
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - ./other:/src/other
    restart: always
    networks:
      - nion
    tty: true

networks:
  nion:

volumes:
  DB:
    name: ${VOLUME_DATABASE}