feat(application): enable istio uri rewrite configuration (#94)

Let the application charts user change the rewrite uri
when the istio virtual service is enabled.

Co-authored-by: Florian Heubeck <40993644+heubeck@users.noreply.github.com>

charts/application/Chart.yaml

@@ -7,4 +7,4 @@ maintainers:
   - name: MediaMarktSaturn
     url: https://github.com/MediaMarktSaturn
 appVersion: 1.0.0
-version: 1.12.0
+version: 1.13.0

charts/application/templates/istio-virtual-service.yaml

@@ -17,13 +17,13 @@ spec:
     - route:
         - destination:
             host: {{ .Release.Name }}
-          {{- if not (eq .Values.istio.ingress.uriPrefix "/") }}
+      {{- if not (eq .Values.istio.ingress.uriPrefix "/") }}
       match:
         - uri:
             prefix: {{ .Values.istio.ingress.uriPrefix }}
       rewrite:
-        uri: /
-          {{ end }}
+        uri: {{ .Values.istio.ingress.uriRewrite }}
+      {{ end }}
       timeout: {{ .Values.service.timeout }}
 {{- end }}
 {{- end }}

charts/application/values.yaml

@@ -149,6 +149,7 @@ istio:
     gateway: public-gateway
     host: "*"
     uriPrefix: /
+    uriRewrite: /
 
 linkerd:
   enabled: false