fix(frontend): update Share interface property from download_count to downloads

frontend/src/lib/api.ts

@@ -91,6 +91,12 @@ class ApiClient {
       } catch {}
       throw new Error(errorMsg);
     }
+    
+    // Notify TaskManager to poll if a task might have been created
+    if (typeof window !== 'undefined' && endpoint !== '/api/tasks' && endpoint !== '/api/auth/refresh') {
+      window.dispatchEvent(new Event('api_activity'));
+    }
+    
     return response;
   }