Security patch

https://github.com/comfyanonymous/ComfyUI/issues/3473#issuecomment-2109154269

js/cm-api.js

@@ -41,9 +41,18 @@ async function tryInstallCustomNode(event) {
 										headers: { 'Content-Type': 'application/json' },
 										body: JSON.stringify(event.detail.target)
 									});
+
+			if(response.status == 403) {
+				show_message('This action is not allowed with this security level configuration.');
+				return false;
+			}
 		}
 
-		api.fetchApi("/manager/reboot");
+		let response = await api.fetchApi("/manager/reboot");
+		if(response.status == 403) {
+			show_message('This action is not allowed with this security level configuration.');
+			return false;
+		}
 
 		await sleep(300);