add stackspin plugin in wordpress values

flux2/apps/wordpress/wordpress-values-configmap.yaml

@@ -19,6 +19,8 @@ data:
         locale: en_US
         url: "https://www.${domain}"
         title: "Stackspin website"
+      plugins:
+        - https://github.com/level73/stackspin-plugin/archive/refs/heads/main.zip
 
     persistence:
       existingClaim: wordpress-files

flux2/core/base/sources/wordpress.yaml

@@ -8,4 +8,4 @@ spec:
   # The interval at which to check the upstream for updates
   interval: 1h
   # The repository URL, can be a HTTP/S or SSH address
-  url: https://open.greenhost.net/api/v4/projects/27/packages/helm/stable
+  url: https://open.greenhost.net/api/v4/projects/27/packages/helm/unstable