services:
  << service_name >>:
    image: ghcr.io/mastodon/mastodon:latest
    container_name: << service_name >>
    environment:
      - TZ=<< timezone >>
      - LOCAL_DOMAIN=<< domein >>
      - RAILS_ENV=production
      - DB_HOST=<< service_name >>-db
      - DB_USER=mastodon
      - DB_NAME=mastodon
      - DB_PASS=<< db_password >>
      - DB_PORT=5432
      - REDIS_HOST=<< service_name >>-redis
      - REDIS_PORT=6379
      - SECRET_KEY_BASE=<< secret_key_base >>
      - OTP_SECRET=<< otp_secret >>
      - ACTIVE_RECORD_ENCRYPTION_PRIMARY_KEY=<< ar_primary_key >>
      - ACTIVE_RECORD_ENCRYPTION_DETERMINISTIC_KEY=<< ar_deterministic_key >>
      - ACTIVE_RECORD_ENCRYPTION_KEY_DERIVATION_SALT=<< ar_salt >>
    volumes:
      - << appdata_dir >>/<< service_name >>:/mastodon/public/system
    command: bash -c "rails db:migrate && rails s -p 3000"
    ports:
      - "<< port >>:3000"
    depends_on:
      - << service_name >>-db
      - << service_name >>-redis
    restart: unless-stopped
  << service_name >>-db:
    image: postgres:16-alpine
    container_name: << service_name >>-db
    environment:
      - POSTGRES_DB=mastodon
      - POSTGRES_USER=mastodon
      - POSTGRES_PASSWORD=<< db_password >>
    volumes:
      - << appdata_dir >>/<< service_name >>-db:/var/lib/postgresql/data
    restart: unless-stopped
  << service_name >>-redis:
    image: valkey/valkey:8-alpine
    container_name: << service_name >>-redis
    command: valkey-server --save 60 1
    volumes:
      - << appdata_dir >>/<< service_name >>-redis:/data
    restart: unless-stopped