Add scheduled task automation skill with worker execution pipeline.

Introduce scheduled-task-automation for H5 and WeChat, persist tasks in h5_scheduled_tasks, and run due jobs via a dedicated worker that executes agent tasks and delivers results.

Co-authored-by: Cursor <cursoragent@cursor.com>

schedule-intent.mjs

@@ -140,6 +140,13 @@ export function isScheduleIntent(intent) {
 export function shouldUseScheduleAssistant(text) {
   const compact = normalizeText(text);
   if (!compact) return false;
+  // Scheduled automation (execute + deliver) uses scheduled-task-automation skill.
+  if (/(?:定时(?:自动)?任务|scheduled\s*task|scheduled\s*automation)/iu.test(compact)) return false;
+  if (/(?:每天|每日|每周|定时|到点|届时|自动)/u.test(compact)
+    && /(?:做|生成|制作|创建|写|执行|跑|更新|整理|汇总|推送)/u.test(compact)
+    && !/(?:提醒我|待办记录|待办列表|待办清单|当天待办|一天的待办)/u.test(compact)) {
+    return false;
+  }
   if (isScheduleIntent(parseScheduleIntent(text))) return true;
   const scheduleKeywords = /(提醒|待办|代办|带办|代拜|日程|行程|安排|计划|闹钟)/;
   const timeKeywords = /(今天|今晚|明天|后天|早上|上午|中午|下午|晚上|\d{1,2}[点:：])/;