feat(schedule): 待办提醒推送、行事历仅展示提醒与管理 API

单次提醒 worker 投递、local 时间写入校验、未来 7 天提醒列表与忽略/批量删除；行事历去掉事项重复展示。

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

schedule-reminder-worker.test.mjs

@@ -17,6 +17,12 @@ test('schedule reminder worker sends due daily todo digest', async () => {
   const worker = startScheduleReminderWorker({
     intervalMs: 60_000,
     scheduleService: {
+      async listDueReminders() {
+        return [];
+      },
+      async lockReminder() {
+        return null;
+      },
       async listDueDigestSubscriptions() {
         calls.push('list');
         return [subscription];
@@ -59,6 +65,12 @@ test('schedule reminder worker sends due balance alert for same user only', asyn
   const worker = startScheduleReminderWorker({
     intervalMs: 60_000,
     scheduleService: {
+      async listDueReminders() {
+        return [];
+      },
+      async lockReminder() {
+        return null;
+      },
       async listDueDigestSubscriptions() {
         return [];
       },
@@ -112,3 +124,143 @@ test('schedule reminder worker sends due balance alert for same user only', asyn
   ]);
   assert.deepEqual(alerts, ['log:success:user-1', 'sent:alert-1']);
 });
+
+test('schedule reminder worker sends due item reminders via wechat', async () => {
+  const sent = [];
+  const calls = [];
+  const reminder = {
+    id: 'rem-1',
+    userId: 'user-1',
+    itemId: 'item-1',
+    remindAt: Date.now() - 1000,
+    channel: 'wechat',
+    attempts: 1,
+  };
+  const worker = startScheduleReminderWorker({
+    intervalMs: 60_000,
+    scheduleService: {
+      async listDueReminders() {
+        calls.push('list-reminders');
+        return [reminder];
+      },
+      async lockReminder(id) {
+        calls.push(`lock-reminder:${id}`);
+        return reminder;
+      },
+      async buildReminderText(input) {
+        calls.push(`text:${input.id}`);
+        return '【待办提醒】带材料\n提醒时间：09:00';
+      },
+      async createUserNotification(input) {
+        calls.push(`notify:${input.notificationType}`);
+      },
+      async logDelivery(input) {
+        calls.push(`log:${input.status}:${input.reminderId}`);
+      },
+      async markReminderSent(input) {
+        calls.push(`sent:${input.id}`);
+      },
+      async markReminderCancelled() {
+        calls.push('cancelled');
+      },
+      async markReminderFailed() {
+        calls.push('failed');
+      },
+      async listDueDigestSubscriptions() {
+        return [];
+      },
+      async lockDigestSubscription() {
+        return null;
+      },
+      async listDueBalanceAlerts() {
+        return [];
+      },
+      async lockBalanceAlert() {
+        return null;
+      },
+      async buildTodoDigestText() {
+        return '';
+      },
+      async markDigestSent() {},
+      async markDigestFailed() {},
+    },
+    async sendWechatTextToUser(userId, text) {
+      sent.push({ userId, text });
+    },
+    logger: { warn() {} },
+    runOnStart: false,
+  });
+
+  await worker.runOnce();
+  worker.stop();
+
+  assert.deepEqual(sent, [
+    { userId: 'user-1', text: '【待办提醒】带材料\n提醒时间：09:00' },
+  ]);
+  assert.deepEqual(calls, [
+    'list-reminders',
+    'lock-reminder:rem-1',
+    'text:rem-1',
+    'notify:schedule_reminder',
+    'log:success:rem-1',
+    'sent:rem-1',
+  ]);
+});
+
+test('schedule reminder worker skips wechat for in_app reminders', async () => {
+  const sent = [];
+  const reminder = {
+    id: 'rem-2',
+    userId: 'user-2',
+    itemId: 'item-2',
+    remindAt: Date.now() - 1000,
+    channel: 'in_app',
+    attempts: 0,
+  };
+  const worker = startScheduleReminderWorker({
+    intervalMs: 60_000,
+    scheduleService: {
+      async listDueReminders() {
+        return [reminder];
+      },
+      async lockReminder() {
+        return reminder;
+      },
+      async buildReminderText() {
+        return '【待办提醒】开会';
+      },
+      async createUserNotification() {},
+      async logDelivery() {},
+      async markReminderSent() {},
+      async markReminderCancelled() {},
+      async markReminderFailed() {},
+      async listDueDigestSubscriptions() {
+        return [];
+      },
+      async lockDigestSubscription() {
+        return null;
+      },
+      async listDueBalanceAlerts() {
+        return [];
+      },
+      async lockBalanceAlert() {
+        return null;
+      },
+      async buildTodoDigestText() {
+        return '';
+      },
+      async markDigestSent() {},
+      async markDigestFailed() {},
+    },
+    async sendWechatTextToUser(userId, text) {
+      sent.push({ userId, text });
+    },
+    logger: { warn() {} },
+    runOnStart: false,
+  });
+
+  await worker.runOnce();
+  worker.stop();
+
+  assert.deepEqual(sent, []);
+});