feat(topics): restore topic taxonomy workflow

tests/widget-system/post-visual-contract.test.cjs

@@ -87,8 +87,8 @@ test('settings use legacy list modes, grouped options, and destructive related k
   for (const key of legacyKeys) {
     assert.equal(source.includes(key), false, `legacy article key remains: ${key}`);
   }
-  // bare `topics` is legal again: the related-posts query mirrors the legacy taxonomy OR.
-  assert.doesNotMatch(source, /list_card_topics|is_topics/);
+  assert.match(listSchema, /list_card_topics: false/);
+  assert.match(source, /list_card_topics/);
 });
 
 test('forced mode wins and thumb_if_has ignores spare and lazy placeholders', () => {
@@ -275,7 +275,7 @@ test('related posts, author page and widgets use their dedicated renderers', ()
 
   // 翻页 / 切 tab 是整页替换语义（author.js 最终就是 panel.innerHTML = html），
   // 骨架必须独占内容区。若骨架只是追加在旧卡片下方，加载期会先看到
-  // 「第 1 页卡片 + 脚下一摞骨架」再换页。对齐参考主题 post_ajax() 的
+  // 「第 1 页卡片 + 脚下一摞骨架」再换页。
   // beforeSend：replace 时 $item.remove() + find(pag).remove()。
   // 刻意不按 data-view 收窄：card 模式下真实卡片同样是直接子级 .posts-item，
   // 也要一起收起，否则卡片面板旧内容不会让位。
@@ -572,7 +572,7 @@ test('profile routes load versioned leaf styles and settings dialogs use the sha
   assert.match(userCenterCreditsCss, /#panel-credits\.dashboard-panel\s*\{[^}]*background:\s*transparent;[^}]*box-shadow:\s*none;/);
   assert.match(userCenterCreditsCss, /\.uc-asset-tabs\s*\{[^}]*background:\s*var\(--surface-1,\s*#fff\);[^}]*border:[^;}]+;[^}]*box-shadow:[^;}]+;/);
   assert.doesNotMatch(profileCredits, /credits-signin\.php|data-jio-signin-calendar/);
-  // 签到详情弹窗为参考主题 1:1 结构（src/Credits/Signin.php），日历已随
+  // 签到详情弹窗的日历已随
   // 旧版 lite 弹窗一并移除；用户中心里的孤儿渲染器也已整包移除。
   assert.equal(fs.existsSync(path.join(root, 'inc/helpers/user-center-renderers/credits-signin.php')), false);
   assert.doesNotMatch(userCenterCreditsCss + read('assets/css/frontend/enhancements/components/custom-amount.css'), /uc-signin-calendar/);