improvements: 代碼名全大寫

improvements: 補全card-categories和card-archives的 '查看更多‘鏈接 close #337
fix: 修復comments沒設置時，報Unexpected token ')'的bugs close #344
improvements: 優化js和html
fix: 修復toc 滾動百分比不準的Bugs

layout/includes/additional-js.pug

@@ -15,7 +15,7 @@ div
     script(src=url_for(theme.CDN.instantpage) type="module" defer)
 
   if theme.lazyload.enable
-    script(src=url_for(theme.CDN.lazyload) async)
+    script(src=url_for(theme.CDN.lazyload))
 
   if (theme.snackbar && theme.snackbar.enable)
     script(src=url_for(theme.CDN.snackbar))

layout/includes/head.pug

@@ -77,7 +77,7 @@ if theme.algolia_search.enable
 !=partial('includes/head/analytics', {}, {cache:theme.fragment_cache})
 
 //- font
-if theme.blog_title_font.font_link
+if theme.blog_title_font &&　theme.blog_title_font.font_link
   link(rel='stylesheet' href=url_for(theme.blog_title_font.font_link))
 
 //- global config

layout/includes/head/darkmode.pug

@@ -25,7 +25,6 @@ if theme.darkmode.enable
         if (isLightMode) activateLightMode()
         else if (isDarkMode) activateDarkMode()
         else if (isNotSpecified || hasNoSupport) {
-          console.log('You specified no preference for a color scheme or your browser does not support it. I Schedule dark mode during night time.')
           var now = new Date()
           var hour = now.getHours()
           var isNight = hour <= 6 || hour >= 18