refactor(dynamic): replace PHP route stubs with framework-aware route replay logic for Laravel and Symfony, enhance helper functions, and update related test fixtures

tests/dynamic_fixtures/php_frameworks/laravel/benign.php

@@ -1,40 +1,23 @@
 <?php
-// Phase 16 — Laravel-style route, benign sanitised payload.
+// Laravel-style route, benign sanitised payload.
 
-namespace Illuminate\Support\Facades {
-    class Route
-    {
-        public static function get(string $path, string $callable)
-        {
-            $GLOBALS['__nyx_route'] = function (string $payload) use ($callable) {
-                [$class, $method] = preg_split('/@|::/', $callable);
-                $controller = new $class();
-                return $controller->$method($payload);
-            };
-            return new class {
-                public function middleware($value)
-                {
-                    return $this;
-                }
-            };
-        }
-    }
+namespace App\Http\Controllers;
+
+use Illuminate\Routing\Router;
+
+function nyx_register_routes(Router $router): void
+{
+    $router->get('/run/{payload}', [UserController::class, 'run']);
 }
 
-namespace {
-use Illuminate\Support\Facades\Route;
-
-Route::get('/run', 'UserController@run');
-
 class UserController
 {
-    public function run($payload)
+    public function run(string $payload): string
     {
         echo "__NYX_SINK_HIT__\n";
         $cmd = "true " . escapeshellarg($payload);
-        $out = shell_exec($cmd);
+        $out = shell_exec($cmd) ?? '';
         echo $out;
         return $out;
     }
 }
-}