Traefik 2.2 + cloudflare

Traefik Traefik v2 (latest)
,
2 
version: '3.7'

services:

  traefik:
    image: traefik:v2.2.0
    container_name: traefik
    command:
      - --log.level=INFO
      - --log.filePath=etc/traefik/log/traefik.log
      - --accessLog.filePath=etc/traefik/log/access.log
      - --accessLog.bufferingSize=100
    
      - --providers.docker=true
      - --providers.docker.exposedbydefault=false
   
      - --api
      - --api.insecure=true
      
      - --entrypoints.traefik.address=:8888

      - --entrypoints.web.address=:80
      - --entrypoints.web.http.redirections.entrypoint.to=websecure
      - --entrypoints.web.http.redirections.entrypoint.scheme=https

      - --entrypoints.websecure.address=:443
      - --entrypoints.websecure.http.tls.certresolver=myresolver

      - --certificatesresolvers.myresolver.acme.dnschallenge=true
      - --certificatesresolvers.myresolver.acme.email=${CF_API_EMAIL}
      - --certificatesresolvers.myresolver.acme.caserver=https://acme-staging-v02.api.letsencrypt.org/directory
      - --certificatesresolvers.myresolver.acme.storage=acme.json   
      - --certificatesresolvers.myresolver.acme.dnschallenge.provider=cloudflare
    ports:
      - 80:80
      - 443:443
      - 8888:8888
    environment:
      - CF_API_EMAIL=${CF_API_EMAIL}
      - CF_API_KEY=${CF_API_KEY}
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - ./traefik/acme.json:/acme.json    
      - ./traefik/:/etc/traefik/log/
    labels:
      traefik.enable: true

      # Dashboard
      traefik.http.routers.traefik.rule: Host(`traefik.mydomain.com`)
      traefik.http.routers.traefik.entrypoints: websecure
      traefik.http.routers.traefik.service: api@internal
      traefik.http.routers.traefik.middlewares: auth

      traefik.http.middlewares.auth.basicauth.users: user:$$apr1$$gnc3F4mv$$VNr.mLwolbwUF6vYVzPVs0
      
  homeassistant:
    container_name: homeassistant
    image: homeassistant/home-assistant:latest
    volumes:
      - './HA/:/config'
      - /etc/localtime:/etc/localtime:ro
    restart: always
    labels:
      traefik.enable: true

      traefik.http.routers.hasss.rule: Host(`ha.mydomain.com`)
      traefik.http.routers.hasss.entrypoints: websecure

      traefik.http.services.hasss.loadbalancer.server.port: 8123