fix: improve error message

cmd/vclusterctl/cmd/platform/reset.go

@@ -97,6 +97,22 @@ func (cmd *PasswordCmd) Run() error {
 		return err
 	}
 
+	// check if cluster has platform installed
+	apiResourceList, err := managementClient.Discovery().ServerResourcesForGroupVersion(storagev1.GroupVersion.String())
+	if err != nil {
+		return fmt.Errorf("looks like the api group storage.loft.sh couldn't be found (%w). Please make sure you select the kube context the platform was installed in for this command to work", err)
+	}
+	found := false
+	for _, apiResource := range apiResourceList.APIResources {
+		if apiResource.Kind == "User" {
+			found = true
+			break
+		}
+	}
+	if !found {
+		return fmt.Errorf("resource User in api group storage.loft.sh couldn't be found. Please make sure you select the kube context the platform was installed in for this command to work")
+	}
+
 	// get user
 	cmd.Log.Infof("Resetting password of user %s", cmd.User)
 	user, err := managementClient.Loft().StorageV1().Users().Get(context.Background(), cmd.User, metav1.GetOptions{})
@@ -111,7 +127,7 @@ func (cmd *PasswordCmd) Run() error {
 		if cmd.Namespace == "" {
 			namespace, err := clihelper.VClusterPlatformInstallationNamespace(context.Background())
 			if err != nil {
-				return fmt.Errorf("failed to find platform namespace")
+				return fmt.Errorf("failed to find platform namespace: %w", err)
 			}
 
 			cmd.Namespace = namespace