feat(cert-manager-webhook): support external defined secret (#24)

Author: M0NsTeRRR

charts/scaleway-certmanager-webhook/templates/deployment.yaml

@@ -45,6 +45,10 @@ spec:
           envFrom:
           - secretRef:
               name: {{ .Values.secret.name }}
+          {{- else if .Values.secret.externalSecretName }}
+          envFrom:
+          - secretRef:
+              name: {{ .Values.secret.externalSecretName }}
           {{- end }}
           ports:
             - name: https

charts/scaleway-certmanager-webhook/values.yaml

@@ -22,10 +22,12 @@ pki:
 ## @param secret.accessKey Default scaleway access key (optional)
 ## @param secret.secretKey Default scaleway secret key (optional)
 ## @param secret.name Secret name for the default scaleway credentials
+## @param secret.externalSecretName Existing secret name for the default scaleway credentials
 secret:
   accessKey: ""
   secretKey: ""
   name: scaleway-webhook-secret
+  externalSecretName: ""
 
 ## @section Common configuration
 ##