feat(chart): add server ConfigMap with keycloak.json

- Add showcase.server.keycloak values (YAML → JSON)
- Create server/configmap.yaml template with keycloak.json key
- Mount keycloak.json to /app/server/config/keycloak.json in server deployment
- Add showcase.server.configmapName helper

Signed-off-by: Emiliano Suñé <2395873+esune@users.noreply.github.com>

Author: esune

charts/showcase/templates/server/configmap.yaml

@@ -0,0 +1,10 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "showcase.server.configmapName" . }}
+  namespace: {{ include "showcase.namespace" . | quote }}
+  labels: {{- include "showcase.labels" . | nindent 4 }}
+    app.kubernetes.io/component: server
+data:
+  keycloak.json: |
+    {{- .Values.showcase.server.keycloak | toJson | nindent 4 }}

charts/showcase/templates/server/deployment.yaml

@@ -171,9 +171,17 @@ spec:
               port: http
             initialDelaySeconds: 15
             periodSeconds: 10
+          volumeMounts:
+            - name: server-config
+              mountPath: /app/server/config/keycloak.json
+              subPath: keycloak.json
           {{- with .Values.showcase.server.resources }}
           resources: {{- toYaml . | nindent 12 }}
           {{- end }}
+      volumes:
+        - name: server-config
+          configMap:
+            name: {{ include "showcase.server.configmapName" . }}
       {{- with .Values.showcase.server.nodeSelector }}
       nodeSelector: {{- toYaml . | nindent 8 }}
       {{- end }}

charts/showcase/values.yaml

@@ -119,6 +119,11 @@ showcase:
     mongodbConnection:
       database: bcwallet_demo
       authSource: admin
+    ## Keycloak config injected as /app/server/config/keycloak.json via ConfigMap.
+    ## Specify as YAML here; the chart converts it to JSON automatically.
+    keycloak:
+      keycloakUrl: "https://dev.loginproxy.gov.bc.ca"
+      keycloakRealm: digitaltrust-citz
     ## Non-sensitive runtime env vars for the server Deployment.
     ## Use existingSecret for sensitive credentials and MONGODB_URI.
     ## Example: