Refactor project structure and dependencies; rename package to azaion-ui, update version to 0.0.1, and remove unused files. Introduce new routing and authentication features in App component.

src/hooks/useDebounce.ts

@@ -0,0 +1,12 @@
+import { useState, useEffect } from 'react'
+
+export function useDebounce<T>(value: T, delay: number): T {
+  const [debounced, setDebounced] = useState(value)
+
+  useEffect(() => {
+    const timer = setTimeout(() => setDebounced(value), delay)
+    return () => clearTimeout(timer)
+  }, [value, delay])
+
+  return debounced
+}