feat(timer): 新增日志每日自动清理定时任务

- New LogClean timer controller (site type, frequency 86400s)
- run_type defaults to auto, only one node cleans per day
- Cleans system_timer_log records older than 30 days

app/tools/controller/timer/LogClean.php

@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+namespace app\tools\controller\timer;
+
+use base\tools\controller\timer\LogCleanBase;
+
+class LogClean extends LogCleanBase
+{
+}