feat: add GymController and gym routes

routes/game.php

@@ -3,6 +3,7 @@
 use App\Http\Controllers\Game\CharacterController;
 use App\Http\Controllers\Game\CrimeController;
 use App\Http\Controllers\Game\DashboardController;
+use App\Http\Controllers\Game\GymController;
 use App\Http\Controllers\Game\InventoryController;
 use Illuminate\Support\Facades\Route;
 
@@ -56,6 +57,12 @@ Route::middleware(['auth', 'verify.character'])->group(function () {
         Route::post('/{inventory}/use', [InventoryController::class, 'use'])->name('use');
         Route::post('/{inventory}/drop', [InventoryController::class, 'drop'])->name('drop');
     });
+
+    // Gym routes
+    Route::prefix('game/gym')->name('game.gym.')->group(function () {
+        Route::get('/', [GymController::class, 'index'])->name('index');
+        Route::post('/train', [GymController::class, 'train'])->name('train')->middleware(['check.energy:gym']);
+    });
 });
 
 // Hospital route (for when character is in hospital)