feat: add HTTPS redirect middleware

k8s/base/ingress.yaml

@@ -3,7 +3,8 @@ kind: Ingress
 metadata:
   name: books
   annotations:
-    cert-manager.io/cluster-issuer: letsencrypt-prod
+    cert-manager.io/cluster-issuer: letsencrypt
+    traefik.ingress.kubernetes.io/router.middlewares: books-redirect-to-https@kubernetescrd
 spec:
   ingressClassName: traefik
   tls:

k8s/base/kustomization.yaml

@@ -5,6 +5,7 @@ resources:
   - deployment.yaml
   - service.yaml
   - ingress.yaml
+  - middleware.yaml
 
 labels:
   - pairs:

k8s/base/middleware.yaml

@@ -0,0 +1,8 @@
+apiVersion: traefik.containo.us/v1alpha1
+kind: Middleware
+metadata:
+  name: redirect-to-https
+spec:
+  redirectScheme:
+    permanent: true
+    scheme: https