Added qwen to serve as an repair agent.

.setup-templates/templates/hooks/use-debounce.ts

@@ -0,0 +1,15 @@
+// ── useDebounce Hook ──────────────────────────────────────────────────
+// Auto-generated by self-healing setup. Edit to customize.
+
+import { useState, useEffect } from "react";
+
+export function useDebounce<T>(value: T, delay: number): T {
+  const [debouncedValue, setDebouncedValue] = useState(value);
+
+  useEffect(() => {
+    const timer = setTimeout(() => setDebouncedValue(value), delay);
+    return () => clearTimeout(timer);
+  }, [value, delay]);
+
+  return debouncedValue;
+}