structure + layout header sidebar

src/hooks/useOutSideClick.tsx

@@ -0,0 +1,24 @@
+import { useEffect, useRef } from 'react';
+
+export const useOutsideClick = (callback: () => void) => {
+  const ref = useRef<HTMLDivElement>(null);
+
+  useEffect(() => {
+    const handleClickOutside = (event: MouseEvent | TouchEvent) => {
+      if (ref.current && !ref.current.contains(event.target as Node)) {
+        callback();
+      }
+    };
+
+    document.addEventListener('mouseup', handleClickOutside);
+    document.addEventListener('touchend', handleClickOutside);
+
+
+    return () => {
+      document.removeEventListener('mouseup', handleClickOutside);
+      document.removeEventListener('touchend', handleClickOutside);
+    };
+  }, [callback]);
+
+  return ref;
+};