chore(helm): update api path to v5

deploy/charts/emqx/templates/secret.yaml

@@ -6,8 +6,16 @@ metadata:
   namespace: {{ .Release.Namespace }}
 type: kubernetes.io/basic-auth
 stringData:
+  {{- if not (empty .Values.emqxConfig.EMQX_DASHBOARD__DEFAULT_USERNAME) }}
   username: admin
+  {{- else }}
+  username: {{ .Values.emqxConfig.EMQX_DASHBOARD__DEFAULT_USERNAME }}
+  {{- end }}
+  {{- if not (empty .Values.emqxConfig.EMQX_DASHBOARD__DEFAULT_PASSWORD) }}
   password: public
+  {{- else }}
+  password: {{ .Values.emqxConfig.EMQX_DASHBOARD__DEFAULT_PASSWORD}}
+  {{- end }}
 {{- end }}
 
 # this credentials are not configurable

deploy/charts/emqx/templates/service-monitor.yaml

@@ -16,9 +16,9 @@ metadata:
 spec:
   endpoints:
   - interval: 10s
-    port: mgmt
+    port: dashboard
     scheme: http
-    path: /api/v4/emqx_prometheus
+    path: /api/v5/prometheus/stats
     params:
       type:
         - prometheus

deploy/charts/emqx/values.yaml

@@ -99,6 +99,8 @@ emqxConfig:
   EMQX_CLUSTER__K8S__SUFFIX: "svc.cluster.local"
   ## if EMQX_CLUSTER__K8S__ADDRESS_TYPE eq dns
   # EMQX_CLUSTER__K8S__SUFFIX: "pod.cluster.local"
+  EMQX_DASHBOARD__DEFAULT_USERNAME: "admin"
+  EMQX_DASHBOARD__DEFAULT_PASSWORD: "public"
 
 ## EMQX Enterprise Edition requires manual creation of a Secret containing the licensed content. Write the name of Secret to the value of "emqxLicenseSecretName"
 ## Example: