feat: add new rule for floating promise (#2726)

Co-authored-by: Himself65 <himself65@outlook.com>
(cherry picked from commit bedf838fe5)

apps/electron/layers/main/src/index.ts

@@ -29,7 +29,9 @@ if (!isSingleInstance) {
 }
 
 app.on('second-instance', () => {
-  restoreOrCreateWindow();
+  restoreOrCreateWindow().catch(e =>
+    console.error('Failed to restore or create window:', e)
+  );
 });
 
 app.on('open-url', async (_, _url) => {