first commit

src/components/PrivateRoute.tsx

@@ -0,0 +1,14 @@
+import React from "react";
+import { Navigate, Outlet, useLocation } from "react-router-dom";
+import { useAuth } from "../contexts/AuthContext";
+
+export const PrivateRoute: React.FC = () => {
+  const { isAuthenticated } = useAuth();
+  const location = useLocation();
+
+  return isAuthenticated ? (
+    <Outlet />
+  ) : (
+    <Navigate to="/login" state={{ from: location }} replace />
+  );
+};