Treat Telegram references as seller signals

tests/reddit-api.test.ts

@@ -304,6 +304,22 @@ describe('RedditApiClient', () => {
       expect(get).not.toHaveBeenCalled();
     });
 
+    it('treats a Telegram reference in the current post as a seller signal', async () => {
+      const get = vi.fn();
+      vi.mocked(axios.create).mockReturnValue({ get } as any);
+      const client2 = new RedditApiClient(getTestConfig(), logger);
+      const post = {
+        id: 'post-telegram', name: 't3_post-telegram', subreddit: 'test', author: 'testuser',
+        title: 'Message me there', selftext: 'More content on t.me/example',
+        url: 'https://reddit.com/post-telegram', permalink: '/r/test/post-telegram', thumbnail: '',
+        is_self: true, created_utc: 1, over_18: true, spoiler: false,
+      };
+
+      await expect(client2.isSellerProfile('testuser', ['telegram'], ['t.me', 'telegram.me'], post))
+        .resolves.toBe(true);
+      expect(get).not.toHaveBeenCalled();
+    });
+
     it('detects seller signals in recent profile activity when the bio is clean', async () => {
       const get = vi.fn()
         .mockResolvedValueOnce({ data: { data: { subreddit: { public_description: 'Just me' } } } })