From a7d7bacf3b8cddc9cec8b5d06dda2b8e932ff998 Mon Sep 17 00:00:00 2001
From: Psypeal Gwai <yongchaoji@outlook.com>
Date: Sun, 22 Feb 2026 05:40:39 -0800
Subject: [PATCH] fix: guard Notification.isSupported for standalone/Docker
 (#42)

Add typeof checks before calling Notification.isSupported() to prevent crashes in environments where the Notification API is unavailable.
---
 src/main/services/infrastructure/NotificationManager.ts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/main/services/infrastructure/NotificationManager.ts b/src/main/services/infrastructure/NotificationManager.ts
index 6eba59a6..a92db953 100644
--- a/src/main/services/infrastructure/NotificationManager.ts
+++ b/src/main/services/infrastructure/NotificationManager.ts
@@ -373,8 +373,12 @@ export class NotificationManager extends EventEmitter {
    * Shows a native macOS notification for an error.
    */
   private showNativeNotification(error: DetectedError): void {
-    // Check if Notification is supported
-    if (!Notification.isSupported()) {
+    // Guard against standalone/Docker mode where Electron's Notification API is unavailable
+    if (
+      typeof Notification === 'undefined' ||
+      typeof Notification.isSupported !== 'function' ||
+      !Notification.isSupported()
+    ) {
       logger.warn('Native notifications not supported');
       return;
     }