Cloudflare Treafik manifests for rancher k3s

traefik.yaml

apiVersion: k3s.cattle.io/v1
kind: HelmChart
metadata:
  name: traefik
  namespace: kube-system
spec:
  chart: https://%{KUBERNETES_API}%/static/charts/traefik-1.64.0.tgz
  set:
    rbac.enabled: "true"
    ssl.enabled: "true"
    metrics.prometheus.enabled: "true"
    kubernetes.ingressEndpoint.hostname: "mydomain.com"
    ssl.enforced: "true"
    ssl.permanentRedirect: "true"
  valuesContent: |-
    acme:
      enabled: true
      email: YOUR-MAIL
      staging: false
      challengeType: dns-01
      dnsProvider:
        name: cloudflare
        cloudflare:
          CLOUDFLARE_EMAIL: YOUR-MAIL
          CLOUDFLARE_API_KEY: YOUR-API-KEY
      domains:
        enabled: true
        domainsList:
          - main: "*.mydomain.com"
          - sans:
            - "mydomain.com"
      resolvers:
        - 1.1.1.1:53
        - 8.8.8.8:53
    dashboard:
      enabled: true
      domain: "traefik.mydomain.com"
      auth:
        basic:
          admin: (YOUR-PASSWORD  "exemple htpasswd -c auth admin")

For use this configuration, please lunch k3s server with --no-deploy traefik argument and install this file in your manifest repertory.
example for ubuntu: /var/lib/rancher/k3s/server/manifests/traefik.yml