fix(schedule): harden reminder utterance routing for WeChat ITL

Expand ASR normalization and colloquial reminder parsing so simple timed reminders route to L1 confirm cards instead of the agent, and disable schedule-guard false failures when ITL is enabled.

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

schedule-intent.test.mjs

@@ -219,3 +219,39 @@ test('nextDailyRunAt rolls to tomorrow when today time has passed', () => {
   const next = nextDailyRunAt({ hour: 7, minute: 0, timezone: 'Asia/Shanghai', now });
   assert.equal(next, Date.UTC(2026, 5, 18, 23, 0, 0)); // 2026-06-19 07:00 Asia/Shanghai
 });
+
+test('parses colloquial add-reminder phrases', () => {
+  const now = Date.UTC(2026, 7, 24, 9, 0, 0);
+  const cases = [
+    ['加个提醒明天9点开会', { title: '开会', hour: 9 }],
+    ['添加提醒后天10点体检', { title: '体检', hour: 10 }],
+    ['创建提醒明早6点跑步', { title: '跑步', hour: 6 }],
+    ['备忘提醒下午3点交报告', { title: '交报告', hour: 15 }],
+  ];
+  for (const [text, expected] of cases) {
+    const intent = parseScheduleIntent(text, { timezone: 'Asia/Shanghai', now });
+    assert.equal(intent.action, 'create_timed_reminder', text);
+    assert.equal(intent.title, expected.title, text);
+    assert.equal(intent.hour, expected.hour, text);
+  }
+});
+
+test('colloquial add-reminder phrases route to ITL timed reminder', () => {
+  for (const text of [
+    '加个提醒明天9点开会',
+    '添加提醒后天10点体检',
+    '备忘提醒下午3点交报告',
+  ]) {
+    const result = classifyUserIntent(text);
+    assert.equal(result.kind, 'timed_reminder', text);
+    assert.equal(result.layer, 'L1', text);
+  }
+});
+
+test('time-only reminder without title asks for clarification', () => {
+  const now = Date.UTC(2026, 7, 24, 9, 0, 0);
+  const intent = parseScheduleIntent('安排一个提醒今晚8点', { timezone: 'Asia/Shanghai', now });
+  assert.equal(intent.action, 'create_timed_reminder');
+  assert.deepEqual(intent.needsClarification, ['reminder_title']);
+  assert.equal(intent.hour, 20);
+});