x-authentik: &authentik
  image: ghcr.io/goauthentik/server:2026.8
  restart: unless-stopped
  depends_on:
    postgresql:
      condition: service_healthy
  shm_size: 512mb
  # Any of authentik's settings can be added to .env, such as AUTHENTIK_EMAIL__HOST and the
  # others that send its email.
  env_file: .env

services:
  server:
    <<: *authentik
    command: server
    environment: &environment
      AUTHENTIK_POSTGRESQL__HOST: postgresql
      AUTHENTIK_POSTGRESQL__NAME: authentik
      AUTHENTIK_POSTGRESQL__USER: authentik
      AUTHENTIK_POSTGRESQL__PASSWORD: ${POSTGRES_PASSWORD}
      AUTHENTIK_SECRET_KEY: ${SECRET_KEY}
    volumes:
      - data:/data
      - templates:/templates

  # The worker runs the background tasks, and at its first start it gives the administrator,
  # akadmin, the email and password given, so authentik's initial setup is never offered.
  worker:
    <<: *authentik
    command: worker
    environment:
      <<: *environment
      AUTHENTIK_BOOTSTRAP_EMAIL: ${ADMIN_EMAIL}
      AUTHENTIK_BOOTSTRAP_PASSWORD: ${ADMIN_PASSWORD}
    volumes:
      - data:/data
      - certs:/certs
      - templates:/templates

  postgresql:
    image: postgres:16-alpine
    restart: unless-stopped
    environment:
      POSTGRES_DB: authentik
      POSTGRES_USER: authentik
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    volumes:
      - database:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -h 127.0.0.1 -U authentik -d authentik"]
      interval: 5s
      timeout: 5s
      retries: 10
      start_period: 30s

volumes:
  data:
  certs:
  templates:
  database: