# Docmost - Modern Wiki / Documentation (Notion-like)
# Domain: ${SUBDOMAIN}.${DOMAIN}
# Database: PostgreSQL + Redis
# RAM: ~200MB (mem_limit: 896M total — docmost 512M + postgres 256M + redis 128M) | Pi-compatible: No (heavy)
# docmost 384M -> 512M (2026-09-25, `09` §3 decision 39): its own memory reached 91% of 384M under the harness's
# light load; Node sizes its heap from the limit (431 MB at 512M), 0 kills / 0 restarts in both 10-minute watches.
#
# Environment variables:
#   DOMAIN          - Your domain (e.g., demo-felhom.eu)
#   APP_SECRET      - Random secret for session signing (auto-generated)
#   DB_PASSWORD     - PostgreSQL password (auto-generated)
#
# First-time setup:
#   First registered user becomes admin.

services:
  docmost:
    image: docmost/docmost:0.96.0
    container_name: docmost
    restart: unless-stopped
    depends_on:
      docmost-postgres:
        condition: service_healthy
      docmost-redis:
        condition: service_healthy
    environment:
      - APP_SECRET=${APP_SECRET}
      - DATABASE_URL=postgresql://docmost:${DB_PASSWORD}@docmost-postgres:5432/docmost
      - REDIS_URL=redis://docmost-redis:6379
      - APP_URL=https://${SUBDOMAIN}.${DOMAIN}
      - STORAGE_DRIVER=local
      - FILE_UPLOAD_SIZE_LIMIT=50mb
      - TZ=Europe/Budapest
    volumes:
      - docmost_storage:/app/data/storage
    networks:
      - traefik-public
      - docmost-internal
    deploy:
      resources:
        limits:
          memory: 512M
    healthcheck:
      test: ["CMD", "node", "-e", "const http = require('http'); http.get('http://127.0.0.1:3000/', (r) => { process.exit(r.statusCode === 200 ? 0 : 1) }).on('error', () => process.exit(1))"]
      interval: 30s
      timeout: 5s
      retries: 3
      start_period: 30s
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.docmost.rule=Host(`${SUBDOMAIN}.${DOMAIN}`)"
      # R-753: this app reads the LEFTMOST X-Forwarded-For entry, which a stranger writes once traefik keeps the
      # tunnel's chain — so its chain is removed here (it then reads traefik's X-Real-Ip or peer; never forgeable).
      - "traefik.http.middlewares.docmost-xff.headers.customrequestheaders.X-Forwarded-For="
      - "traefik.http.routers.docmost.middlewares=docmost-xff"
      - "traefik.http.routers.docmost.entrypoints=websecure"
      - "traefik.http.routers.docmost.tls=true"
      - "traefik.http.routers.docmost.tls.certresolver=letsencrypt"
      - "traefik.http.services.docmost.loadbalancer.server.port=3000"

  docmost-postgres:
    image: postgres:18-alpine
    container_name: docmost-postgres
    restart: unless-stopped
    environment:
      - POSTGRES_USER=docmost
      - POSTGRES_PASSWORD=${DB_PASSWORD}
      - POSTGRES_DB=docmost
      - TZ=Europe/Budapest
    volumes:
      - docmost_postgres_data:/var/lib/postgresql
    networks:
      - docmost-internal
    deploy:
      resources:
        limits:
          memory: 256M
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U docmost -d docmost"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 20s

  docmost-redis:
    image: redis:7-alpine
    container_name: docmost-redis
    restart: unless-stopped
    command: redis-server --appendonly yes
    environment:
      - TZ=Europe/Budapest
    volumes:
      - docmost_redis_data:/data
    networks:
      - docmost-internal
    deploy:
      resources:
        limits:
          memory: 128M
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 5s
      retries: 3

volumes:
  docmost_storage:
  docmost_postgres_data:
  docmost_redis_data:

networks:
  traefik-public:
    external: true
  docmost-internal: