fix(settings): preserve notification template edits (#2300)

packages/ui/src/stores/useUIStore.notificationTemplates.test.ts

@@ -0,0 +1,29 @@
+import { afterEach, describe, expect, test } from 'bun:test';
+import { useUIStore } from './useUIStore';
+
+const initialTemplates = useUIStore.getState().notificationTemplates;
+
+afterEach(() => {
+  useUIStore.setState({ notificationTemplates: initialTemplates });
+});
+
+describe('useUIStore notification templates', () => {
+  test('preserves rapid updates to separate template fields', () => {
+    const { setNotificationTemplates } = useUIStore.getState();
+
+    setNotificationTemplates((current) => ({
+      ...current,
+      completion: { ...current.completion, title: 'Completed' },
+    }));
+    setNotificationTemplates((current) => ({
+      ...current,
+      error: { ...current.error, message: 'Failed' },
+    }));
+
+    expect(useUIStore.getState().notificationTemplates).toEqual({
+      ...initialTemplates,
+      completion: { ...initialTemplates.completion, title: 'Completed' },
+      error: { ...initialTemplates.error, message: 'Failed' },
+    });
+  });
+});