fix: clean managedFields and metadata from resource YAML to prevent update conflicts

internal/module/k8s/handler.resource.go

@@ -517,6 +517,11 @@ func K8sResourceFetch(ctx context.Context, db *gorm.DB, store store.Store) fiber
 			if err != nil {
 				return resp.R500(c, "", nil, fmt.Errorf("failed to get deployment: %w", err))
 			}
+			// Clean up managed fields and other metadata
+			deployment.ManagedFields = nil
+			deployment.ResourceVersion = ""
+			deployment.UID = ""
+			deployment.CreationTimestamp = metav1.Time{}
 			yamlData, err = yaml.Marshal(deployment)
 		case "StatefulSet":
 			var statefulset *appsv1.StatefulSet
@@ -528,6 +533,11 @@ func K8sResourceFetch(ctx context.Context, db *gorm.DB, store store.Store) fiber
 			if err != nil {
 				return resp.R500(c, "", nil, fmt.Errorf("failed to get statefulset: %w", err))
 			}
+			// Clean up managed fields and other metadata
+			statefulset.ManagedFields = nil
+			statefulset.ResourceVersion = ""
+			statefulset.UID = ""
+			statefulset.CreationTimestamp = metav1.Time{}
 			yamlData, err = yaml.Marshal(statefulset)
 		case "Service":
 			var service *corev1.Service
@@ -539,6 +549,11 @@ func K8sResourceFetch(ctx context.Context, db *gorm.DB, store store.Store) fiber
 			if err != nil {
 				return resp.R500(c, "", nil, fmt.Errorf("failed to get service: %w", err))
 			}
+			// Clean up managed fields and other metadata
+			service.ManagedFields = nil
+			service.ResourceVersion = ""
+			service.UID = ""
+			service.CreationTimestamp = metav1.Time{}
 			yamlData, err = yaml.Marshal(service)
 		case "ConfigMap":
 			var configmap *corev1.ConfigMap
@@ -550,6 +565,11 @@ func K8sResourceFetch(ctx context.Context, db *gorm.DB, store store.Store) fiber
 			if err != nil {
 				return resp.R500(c, "", nil, fmt.Errorf("failed to get configmap: %w", err))
 			}
+			// Clean up managed fields and other metadata
+			configmap.ManagedFields = nil
+			configmap.ResourceVersion = ""
+			configmap.UID = ""
+			configmap.CreationTimestamp = metav1.Time{}
 			yamlData, err = yaml.Marshal(configmap)
 		default:
 			return resp.R400(c, "", nil, fmt.Errorf("unsupported resource kind: %s", kind))