fix: detect fake imtype for qdreader cron

tests/qdreader_plugin.test.mjs

@@ -752,25 +752,27 @@ test('manual sign replies per account first and summary separately for multi-acc
   assert.match(r.replies[2], /日志已归档/);
 });
 
-test('cron detection uses ImType cron and does not consume input as command text', () => {
+test('cron detection uses ImType cron/fake and does not consume input as command text', () => {
   const store = {
     qdreader_cookie_json: JSON.stringify({ '12345': cookie }),
     qdreader_user_bind_json: JSON.stringify({ '12345': 'user-a' }),
   };
-  const r = runPlugin({
-    content: '',
-    store,
-    userId: 'cron',
-    globals: {
-      ImType: () => 'cron',
-      input: () => 'q',
-      Date: fixedDateClass('2026-05-19T07:01:00.000+08:00'),
-    },
-  });
-  assert.equal(r.calls.length, 4);
-  assert.equal(r.replies.length, 1);
-  assert.match(r.replies[0], /汇总：成功 1 \/ 失败 0 \/ 总计 1/);
-  assert.match(r.replies[0], /定时任务\/零点任务/);
+  for (const imType of ['cron', 'fake']) {
+    const r = runPlugin({
+      content: imType === 'fake' ? 'q' : '',
+      store: { ...store },
+      userId: 'cron',
+      globals: {
+        ImType: () => imType,
+        input: () => 'q',
+        Date: fixedDateClass('2026-05-19T07:01:00.000+08:00'),
+      },
+    });
+    assert.equal(r.calls.length, 4, imType);
+    assert.equal(r.replies.length, 1, imType);
+    assert.match(r.replies[0], /汇总：成功 1 \/ 失败 0 \/ 总计 1/, imType);
+    assert.match(r.replies[0], /定时任务\/零点任务/, imType);
+  }
 });
 
 test('manual sign only runs current user accounts while cron runs all accounts', () => {