infrastructure-documentation/k3s-host/traefik.yml

apiVersion: helm.cattle.io/v1
kind: HelmChartConfig
metadata:
  name: traefik
  namespace: kube-system
spec:
  valuesContent: |-
    deployment:
      replicas: 2
    ports:
      web:
        port: 80
        redirectTo:
          port: websecure
          priority: 1
      ssh-next:
        port: 2020
        exposedPort: 2020
        expose: true
    service:
      annotations:
        metallb.universe.tf/loadBalancerIPs: $failover_ipv4,$failover_ipv6
      spec:
        externalTrafficPolicy: Local
        ipFamilyPolicy: PreferDualStack
    logs:
      general:
        level: INFO
      access:
        enabled: true
        fields:
          headers:
            # https://github.com/traefik/traefik-helm-chart/blob/v25.0.0/traefik/values.yaml#L304-L308
            names:
              User-Agent: keep