feat(admin): 开通线索支持状态流转（set-status）

routes/web.php

@@ -150,6 +150,7 @@ Route::prefix('admin')->group(function () {
         Route::post('/settings/payments/{id}', [PlatformSettingController::class, 'updatePayment']);
 
         Route::get('/platform-leads', [\App\Http\Controllers\Admin\PlatformLeadController::class, 'index']);
+        Route::post('/platform-leads/{lead}/set-status', [\App\Http\Controllers\Admin\PlatformLeadController::class, 'setStatus']);
     });
 });