测试: 完成游戏娱乐模块 (Gomoku, HorseRace, Lottery 等) 功能全量联调测试与代码格式化

tests/Feature/ExampleTest.php

@@ -2,11 +2,13 @@
 
 namespace Tests\Feature;
 
-// use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Foundation\Testing\RefreshDatabase;
 use Tests\TestCase;
 
 class ExampleTest extends TestCase
 {
+    use RefreshDatabase;
+
     /**
      * A basic test example.
      */