version: '3.8'

services:
  postgres-db:
    image: postgres:15-alpine
    environment:
      - POSTGRES_USER=inventory_user
      - POSTGRES_PASSWORD=sandi_rahasia_db_123
      - POSTGRES_DB=inventory_db
    volumes:
      # PENTING: Lokasi folder data PostgreSQL di Node Manager
      - /opt/inventory/pgdata:/var/lib/postgresql/data
    deploy:
      mode: replicated
      replicas: 1
      placement:
        constraints:
          # Database tetap dikunci di Node Manager agar file data tidak hilang
          - node.role == manager
      restart_policy:
        condition: on-failure

  inventory-app:
    image: git.proit.id/ypratama/portal-inventory:latest
    ports:
      - "3000:3000"
    environment:
      - NODE_ENV=production
      - DATABASE_URL=postgresql://inventory_user:sandi_rahasia_db_123@postgres-db:5432/inventory_db?schema=public
      - SESSION_SECRET=ganti_dengan_rahasia_acak_anda
    deploy:
      mode: replicated
      replicas: 2 # Aplikasi kini bisa disebar ke beberapa server!
      restart_policy:
        condition: on-failure
    depends_on:
      - postgres-db