# Minimal self-hosted stack: MongoDB plus the bot.
#
#   TELEGRAM_BOT_TOKEN=123:abc docker compose up --build
#
# Inline picture/PDF results need an S3-compatible bucket; without one the
# bot still serves rich text and the chat-mode PNG/PDF commands.
services:
  mongo:
    image: mongo:7
    restart: unless-stopped
    volumes:
      - mongo-data:/data/db

  latexgrambot:
    build: .
    restart: unless-stopped
    depends_on:
      - mongo
    ports:
      - "8080:8080"
    environment:
      TELEGRAM_BOT_TOKEN: "${TELEGRAM_BOT_TOKEN:?set TELEGRAM_BOT_TOKEN}"
      MONGODB_URI: "mongodb://mongo:27017"
      MONGODB_DATABASE: "latexgram"
      # Optional inline assets (S3-compatible, public endpoint reachable by
      # Telegram):
      # S3_ENDPOINT_URL: "http://minio:9000"
      # S3_REGION: "us-east-1"
      # S3_BUCKET: "latexgrambot"
      # S3_PREFIX: "content"
      # S3_PUBLIC_ENDPOINT_URL: "https://s3.example.com"
      # S3_PRESIGN_TTL: "1h"
      # AWS_ACCESS_KEY_ID: ""
      # AWS_SECRET_ACCESS_KEY: ""

volumes:
  mongo-data: