Fix: Search-Route vor :id-Route registriert, damit /api/tasks/search nicht als Task-ID interpretiert wird

server/routes.ts

@@ -1116,6 +1116,18 @@ ${activeTasksWithLabels.slice(0, 5).map(t => `- [${t.priority}] [${t.label}] ${t
     }
   });
 
+  // Search tasks - MUST be before /api/tasks/:id to avoid route conflict
+  app.get("/api/tasks/search", async (req, res) => {
+    if (!req.isAuthenticated()) return res.sendStatus(401);
+    try {
+      const query = (req.query.q as string) || "";
+      const tasks = await storage.searchTasks(query, (req.user as User).id);
+      res.json(tasks);
+    } catch (error) {
+      res.status(500).json({ error: "Failed to search tasks" });
+    }
+  });
+
   // Helper for RBAC
   const checkTaskAccess = async (user: User, taskId: string, requiredPermission: 'read' | 'write' = 'read'): Promise<{ hasAccess: boolean, task?: Task }> => {
     const task = await storage.getTask(taskId);