codex has reworked checkout, but frontend doesnt work

routes/web.php

@@ -4,6 +4,7 @@ use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Route;
 use Inertia\Inertia;
 use Illuminate\Support\Facades\Log;
+use App\Http\Controllers\CheckoutController;
 
 Route::get('/lang/{locale}/{namespace}', function ($locale, $namespace) {
     Log::info('Lang route hit', ['locale' => $locale, 'namespace' => $namespace]);
@@ -41,7 +42,7 @@ Route::post('/login', function (Request $request) {
 })->name('login.fallback.post');
 
  // Fallback for /register (redirect to default locale)
- Route::get('/register', function (Request $request) {
+ Route::post('/register', function (Request $request) {
      return redirect('/de/register' . $request->getQueryString());
  })->name('register.fallback');
 
@@ -148,7 +149,10 @@ Route::get('/super-admin/templates/tasks.csv', function () {
     return response()->stream($callback, 200, $headers);
 });
 
-Route::get('/purchase-wizard/{package_id}', [\App\Http\Controllers\MarketingController::class, 'purchaseWizard'])->name('purchase.wizard');
+Route::get('/purchase-wizard/{package}', [CheckoutController::class, 'show'])->name('purchase.wizard');
+Route::get('/checkout/{package}', [CheckoutController::class, 'show'])->name('checkout.show');
+Route::post('/checkout/login', [CheckoutController::class, 'login'])->name('checkout.login');
+Route::post('/checkout/register', [CheckoutController::class, 'register'])->name('checkout.register');
 Route::get('/buy-packages/{package_id}', [\App\Http\Controllers\MarketingController::class, 'buyPackages'])->name('buy.packages');
 Route::middleware('auth')->group(function () {
     Route::get('/profile', [\App\Http\Controllers\ProfileController::class, 'index'])->name('profile');
@@ -166,3 +170,15 @@ Route::prefix('{locale?}')->where(['locale' => 'de|en'])->middleware('locale')->
         ])
         ->name('anlaesse.type');
 });
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