k3s/services/foundryvtt/foundry-vtt-ingress.yaml

apiVersion: traefik.io/v1alpha1
kind: Middleware
metadata:
  name: foundry-proxy-headers
  namespace: default
spec:
  headers:
    customRequestHeaders:
      X-Forwarded-Proto: "https"
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: foundry-ingress
  namespace: default
  annotations:
    cert-manager.io/cluster-issuer: "letsencrypt-prod"
    traefik.ingress.kubernetes.io/router.entrypoints: web
    traefik.ingress.kubernetes.io/router.tls: "true"
    traefik.ingress.kubernetes.io/router.middlewares: default-foundry-proxy-headers@kubernetescrd
spec:
  tls:
  - hosts:
    - foundry.mynest.love
    secretName: foundry-vtt-tls
  rules:
  - host: foundry.mynest.love
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: foundry-vtt
            port:
              name: http-web