Traefik и несколько доменов

cat data/traefik.yml
api:
  dashboard: true

entryPoints:
  web:
    address: :80
    http:
      redirections:
        entryPoint:
          to: websecure

  websecure:
    address: :443
    http:
      middlewares:
        - secureHeaders@file
      tls:
        certResolver: letsencrypt_domain1

providers:
  docker:
    endpoint: "unix:///var/run/docker.sock"
    exposedByDefault: false
  file:
    directory: /custom
    watch: true

certificatesResolvers:
  letsencrypt_domain1:
    acme:
      email: admin@domain1.com
      storage: acme_domain1.json
      tlschallenge: true
      httpChallenge:
        entryPoint: web

cat data/custom/dynamic.yml 
http:
  middlewares:
    secureHeaders:
      headers:
        sslRedirect: true
        forceSTSHeader: true
        stsIncludeSubdomains: true
        stsPreload: true
        stsSeconds: 31536000   
             
    user-auth:
      basicAuth:
        users:
          - "admin:pass"
          
tls:
  options:
    default:
      minVersion: VersionTLS12
      curvePreferences:
        - secp521r1
        - secp384r1
      sniStrict: true

cat docker-compose.yml
version: '3'
services:
  traefik:
    image: traefik:v2.3.7
    container_name: traefik
    restart: unless-stopped
    security_opt:
      - no-new-privileges:true
    networks:
      - web
    ports:
      - 80:80
      - 443:443
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - /var/run/docker.sock:/var/run/docker.sock:ro
      - ./data/traefik.yml:/traefik.yml:ro
      - ./data/acme_domain1.json:/acme_domain1.json
      - ./data/custom/:/custom/:ro
    labels:
      - "traefik.enable=true"
      - "traefik.docker.network=web"
      - "traefik.http.routers.traefik.entrypoints=websecure"
      - "traefik.http.routers.traefik.rule=Host(`traefik.domain1.com`)"
      - "traefik.http.routers.traefik.tls.certresolver=letsencrypt_domain1"
      - "traefik.http.routers.traefik.service=api@internal"
      - "traefik.http.routers.traefik.middlewares=user-auth@file"
networks:
  web:
    external: true

  letsencrypt_domain2:
    acme:
      email: admin@domain1.com
      storage: acme_domain2.json
      tlschallenge: true
      httpChallenge:
        entryPoint: web