chore: remove all .jsx files from Frontend src

Vite resolves .tsx before .jsx (per extensions order in vite.config.ts),
so .jsx files were never loaded at runtime. Switching to TSX-only source.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/Frontend/src/lib/protected-route.jsx

@@ -1,17 +0,0 @@
-import AppLayout from "@/components/layout/app-layout";
-import LoadingScreen from "@/components/ui/LoadingScreen";
-import { useAuth } from "@/hooks/use-auth";
-import { Suspense } from "react";
-import { Redirect, Route } from "wouter";
-export function ProtectedRoute({ path, component: Component, adminOnly = false, }) {
-    const { user, isLoading } = useAuth();
-    return (<Route path={path}>
-      {isLoading ? (<AppLayout>
-          <LoadingScreen />
-        </AppLayout>) : !user ? (<Redirect to="/auth"/>) : adminOnly && user.username !== "admin" ? (<Redirect to="/insurance-status"/>) : (<AppLayout>
-          <Suspense fallback={<LoadingScreen />}>
-            <Component />
-          </Suspense>
-        </AppLayout>)}
-    </Route>);
-}