refactor: use init() hook instead of initialize()

- Use think-orm's built-in init() hook method
- Simpler and more aligned with think-orm design
- No need to call parent::initialize()

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: houaiai

src/Model/RuleModel.php

@@ -50,13 +50,11 @@ public function __construct(array $data = [], ?string $driver = null)
     }
 
     /**
-     * 模型初始化
+     * 模型初始化（think-orm 提供的钩子方法）
      * @return void
      */
-    protected function initialize(): void
+    protected function init(): void
     {
-        parent::initialize();
-
         // 使用 setOption 方法设置模型属性（think-orm 4.0 推荐方式）
         $this->setOption('connection', $this->config('database.connection') ?: '');
         $this->setOption('table', $this->config('database.rules_table'));