fix(timer): 自动记录执行日志并捕获结果

Add execute() wrapper in TimerControllerBase that wraps do() with logStart/logEnd, captures return value to result field. Change site URL routing from /do to /execute with task_name injection. Add result field to system_timer_log scheme.

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

extend/base/common/service/TimerServiceBase.php

@@ -119,10 +119,15 @@ class TimerServiceBase
                 'concurrency_id' => $i,
                 'concurrency_count' => $concurrency,
                 'host_id' => HostService::getNodeId(),
+                'task_name' => $config_item['name'],
             ];
             // 处理target
             if ($config_item['type'] == 'site') {
                 $target_info = parse_url($target);
+                // 将 /do 替换为 /execute，用于日志包裹
+                if (isset($target_info['path'])) {
+                    $target_info['path'] = preg_replace('#/do$#', '/execute', $target_info['path']);
+                }
                 $query_params = [];
                 if (isset($target_info['query'])) {
                     parse_str($target_info['query'], $query_params);