fix: chart tpl when rendering feature gate flag (#760)

k=v pair should be joint by comma.

---------

Signed-off-by: jerryzhuang <zhuangqhc@gmail.com>

charts/kaito/workspace/README.md

@@ -7,7 +7,7 @@ export REGISTRY=mcr.microsoft.com/aks/kaito
 export IMG_NAME=workspace
 export IMG_TAG=0.4.0
 helm install workspace ./charts/kaito/workspace  \
---set image.repository=${REGISTRY}/$(IMG_NAME) --set image.tag=$(IMG_TAG) \
+--set image.repository=${REGISTRY}/${IMG_NAME} --set image.tag=${IMG_TAG} \
 --namespace kaito-workspace --create-namespace
 ```
 

charts/kaito/workspace/templates/_helpers.tpl

@@ -50,3 +50,14 @@ Selector labels
 app.kubernetes.io/name: {{ include "kaito.name" . }}
 app.kubernetes.io/instance: {{ .Release.Name }}
 {{- end }}
+
+{{/*
+Utils function
+*/}}
+{{- define "utils.joinKeyValuePairs" -}}
+{{- $pairs := list -}}
+{{- range $key, $value := . -}}
+{{- $pairs = append $pairs (printf "%s=%s" $key $value) -}}
+{{- end -}}
+{{- join "," $pairs -}}
+{{- end -}}

charts/kaito/workspace/templates/deployment.yaml

@@ -33,7 +33,7 @@ spec:
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
           imagePullPolicy: {{ .Values.image.pullPolicy }}
           args:
-            - --feature-gates={{- range $k, $v := .Values.featureGates }}{{ $k }}={{ $v}}{{- end }}
+            - --feature-gates={{ include "utils.joinKeyValuePairs" .Values.featureGates }}
           env:
             - name: WEBHOOK_SERVICE
               value: {{ include "kaito.fullname" . }}

goreleaser.yml

@@ -5,7 +5,7 @@ before:
     - go mod tidy
 builds:
   - id: kaito
-    main: ./cmd
+    main: ./cmd/workspace/
     binary: bin/kaito
     goos:
       - linux