✨ feat: 增加標籤外掛 tag-toggle

✨ feat: 增加頁面加載動畫preloader close #193
✨ feat: 適配hexo-generator-indexed插件
✨ feat: aside subtitle可配置，優先顯示配置內容、沒有的顯示頁面subtitle close #191
✨ feat: aside card-tags可配置是否顯示顏色
✨ feat: algolia-search highligh文字加深
✨ feat: 增加頁面keywords設置 #191
✨ feat: darkmode和readmode配色微調
🐛 fix: 修復hide-block 配置顏色顯示出錯的bug
🐛 fix: 修正zh-TW部分用語

layout/includes/additional-js.pug

@@ -69,3 +69,6 @@ if is_home()
   include ./head/subtitle.pug
 
 !=fragment_cache('injectBottom', function(){return injectHtml(theme.inject.bottom)})
+
+if theme.preloader
+  !=partial('includes/loading/loading-js', {}, {cache:theme.fragment_cache})

layout/includes/comments/valine.pug

@@ -17,6 +17,5 @@ script.
     pageSize: '#{theme.valine.pageSize}',
     lang: '#{theme.valine.lang}',
     recordIP: #{theme.valine.recordIP},
-    serverURLs: '#{theme.valine.serverURLs}',
-    mathjax: #{theme.valine.mathjax}
+    serverURLs: '#{theme.valine.serverURLs}'
   });

layout/includes/head.pug

@@ -12,7 +12,8 @@
 
 - var pageDescription = page_description()
 - var pageKeywords
-- if (page.tags && page.tags.data) pageKeywords = page.tags.data.map(function(tag) {return tag.name;}).join(',')
+- if (page.keywords) pageKeywords = Array.isArray(page.keywords) ? (page.keywords).join(',') :  ([]).join(',') || page.keywords
+- else if (page.tags && page.tags.length) pageKeywords = page.tags.data.map(function(tag) {return tag.name;}).join(',')
 - else pageKeywords = Array.isArray(config.keywords) ? (config.keywords).join(','):  ([]).join(',') || config.keywords
 - var pageAuthor = config.email ? config.author + ',' + config.email : config.author
 - var pageCopyright = config.copyright || config.author