完成内置的数据库日志驱动；内置数据库日志的定时清除；更新新的数据库sql；

app/tools/controller/timer/ClearLog.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace app\tools\controller\timer;
+
+use app\common\controller\TimerController;
+use think\facade\Db;
+use think\facade\Log;
+use think\Request;
+
+class ClearLog extends TimerController
+{
+
+    protected $frequency = 600;
+
+    public function do()
+    {
+        Log::debug('清除3天的日志');
+        Db::name('debug_log')->where('create_time', '<', time() - 60 * 60 * 24 * 3)->delete();
+
+        return 'success';
+    }
+}