fix(admin): render standalone feature interests

apps/admin/src/lib/featureInterests.test.ts

@@ -0,0 +1,16 @@
+import { describe, expect, it } from 'vitest';
+import { formatFeatureName, toRecentFeatureInterest } from './featureInterests';
+
+describe('toRecentFeatureInterest', () => {
+    it('preserves the standalone API feature field for dashboard rendering', () => {
+        const interest = toRecentFeatureInterest({
+            id: 'interest-1',
+            user_id: 'user-1',
+            feature: 'better_chat',
+            created_at: '2026-09-05T12:00:00.000Z',
+        });
+
+        expect(interest.feature).toBe('better_chat');
+        expect(formatFeatureName(interest.feature)).toBe('Better Chat');
+    });
+});