refactor: remove forum and topic feature chains

assets/admin/src/pages/content/HomepageSettings.vue

@@ -99,7 +99,7 @@
             </n-form>
 
             <div v-if="form.home_lists.length === 0" class="homepage-settings__empty-tabs">
-              <n-text depth="3">暂无更多栏目，点击“添加栏目”创建分类/专题 Tab。</n-text>
+              <n-text depth="3">暂无更多栏目，点击“添加栏目”创建分类 Tab。</n-text>
             </div>
 
             <div v-for="(tab, index) in form.home_lists" :key="index" class="homepage-settings__tab-row">
@@ -267,7 +267,7 @@ async function loadCategories() {
     const res = await api.getHomepageCategories()
     const cats = res?.data || []
     categoryOptions.value = cats.map(c => ({
-      label: `${c.taxonomy === 'topics' ? '[专题] ' : ''}${c.name} (${c.count})`,
+      label: `${c.name} (${c.count})`,
       value: c.term_id || c.id,
     }))
   } catch {