compose.yml

services:
  caddy:
    image: docker.io/lucaslorentz/caddy-docker-proxy:2.9-alpine
    container_name: caddystack_web
    ports:
      - 80:80
      - 443:443
    environment:
      - CADDY_INGRESS_NETWORKS=caddystack
    networks:
      - caddystack
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - caddy_data:/data
    restart: unless-stopped
  mailpit:
    image: docker.io/axllent/mailpit
    container_name: caddystack_mailpit
    restart: unless-stopped
    volumes:
      - mailpit_data:/data
    ports:
      # - 8025:8025
      - 1025:1025
    environment:
      MP_MAX_MESSAGES: 5000
      MP_DATABASE: /data/mailpit.db
      MP_SMTP_AUTH_ACCEPT_ANY: 1
      MP_SMTP_AUTH_ALLOW_INSECURE: 1
    networks:
      - caddystack
    labels:
      caddy: http://mailpit.internal
      caddy.reverse_proxy: "{{upstreams 8025}}"
  coredns:
    image: docker.io/coredns/coredns:1.12.0
    container_name: caddystack_dns
    restart: unless-stopped
    # expose:
    #   - '53'
    #   - '53/udp'
    ports:
      - '1053:53'
      - '1053:53/udp'
    volumes:
      - './config:/etc/coredns'
    command: -conf /etc/coredns/Corefile
# Be sure to `docker network create caddystack`.
networks:
  caddystack:
    external: true

volumes:
  caddy_data: {}
  mailpit_data: {}