fix(argo-workflows): Accept multi auth mode for server (#2336)

* fix(argo-workflows): Accept multi auth mode for server

Signed-off-by: yu-croco <yu.croco@gmail.com>

* chore(argo-workflows): improve description of authMode

Signed-off-by: yu-croco <yu.croco@gmail.com>

* chore(argo-workflows): keep the older value valid for now as compatibility.

Signed-off-by: yu-croco <yu.croco@gmail.com>

---------

Signed-off-by: yu-croco <yu.croco@gmail.com>

charts/argo-workflows/templates/NOTES.txt

@@ -1,3 +1,7 @@
+{{- if .Values.server.authMode }}
+DEPRECATED option server.authMode - Use server.authModes
+{{- end }}
+
 1. Get Argo Server external IP/domain by running:
 
 kubectl --namespace {{ .Release.Namespace }} get services -o wide | grep {{ template "argo-workflows.server.fullname" . }}

charts/argo-workflows/templates/server/server-deployment.yaml

@@ -55,6 +55,9 @@ spec:
           {{- if .Values.server.authMode }}
           - "--auth-mode={{ .Values.server.authMode }}"
           {{- end }}
+          {{- range .Values.server.authModes }}
+          - "--auth-mode={{ . }}"
+          {{- end }}
           - "--secure={{ .Values.server.secure }}"
           {{- if .Values.singleNamespace }}
           - "--namespaced"