added cert manager

manifests/longhorn/ingress.yaml

@@ -0,0 +1,23 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: longhorn-ingress
+  namespace: longhorn-system
+  annotations:
+    traefik.ingress.kubernetes.io/router.entrypoints: websecure
+spec:
+  tls:
+    - hosts:
+      - longhorn.nixit.it
+      secretName: longhorn-ssl-certificate
+  rules:
+    - host: longhorn.nixit.it
+      http:
+        paths:
+        - path: /
+          pathType: Prefix
+          backend:
+            service:
+              name: longhorn-frontend
+              port:
+                number: 80