feat: gallery 標籤外掛增加 json 獲取

feat: 本地搜索，點擊文章內容也會跳轉到相應頁面
feat: 添加 docsearch
feat: 標籤頁支持配置 orderby 和 order 參數
feat: card_tags 可配置 orderby 和 order 參數
fix: 修復本地搜索，輸入 ?d 報錯的 bug closed #1192
fix: 修復 waline 在 pjax 模式下 css 沒有加載的 bug
fix: 修復 artalk 最新評論無法加載 closed #1191
fix: 修復 card_author 和 card_announcement 設為 false 後，aside 卡片沒有間距的 bug closed #1174
improvement: getCSS 重構

layout/includes/widget/card_tags.pug

@@ -5,8 +5,10 @@ if theme.aside.card_tags.enable
         i.fas.fa-tags
         span= _p('aside.card_tags')
 
-      - let tagLimit = theme.aside.card_tags.limit === 0 ? 0 : theme.aside.card_tags.limit || 40
+      - let { limit, orderby, order } = theme.aside.card_tags
+      - limit = limit === 0 ? 0 : limit || 40
+
       if theme.aside.card_tags.color
-        .card-tag-cloud!= cloudTags({source: site.tags, minfontsize: 1.15, maxfontsize: 1.45, limit: tagLimit, unit: 'em'})
+        .card-tag-cloud!= cloudTags({source: site.tags, orderby: orderby, order: order, minfontsize: 1.15, maxfontsize: 1.45, limit: tagLimit, unit: 'em'})
       else
-        .card-tag-cloud!= tagcloud({min_font: 1.1, max_font: 1.5, amount: tagLimit , color: true, start_color: '#999', end_color: '#99a9bf', unit: 'em'})
+        .card-tag-cloud!= tagcloud({orderby: orderby, order: order, min_font: 1.1, max_font: 1.5, amount: limit , color: true, start_color: '#999', end_color: '#99a9bf', unit: 'em'})

layout/includes/widget/index.pug

@@ -19,7 +19,7 @@
     //- page
     !=partial('includes/widget/card_author', {}, {cache: true})
     !=partial('includes/widget/card_announcement', {}, {cache: true})
-    !=partial('includes/widget/card_top_self', {}, {cache: true})      
+    !=partial('includes/widget/card_top_self', {}, {cache: true})
 
     .sticky_layout
       if showToc