breaking change:

1. 部分配置更改

feat:
1. 移除 messenger 聊天插件
2. 更新 fackbook 版本號
3. 增加 香港繁體、日文和韓語
4. 使用的新的複製api 代替舊的
5. 增加 umami 分析
6. 增加 umami 獲取訪問量/訪客數
7. snackbar 增加透明度
8. 文章頁下， nav fixed 下 顯示文章標題

improvement:
1. 代碼優化
2. 修改部分用語
3. 回復之前的相對時間邏輯
4. timeline tag 樣式優化
5. 優化 seo
6. 優化 artalk 的最新評論

fix:
1. tag-hide toggle 圓角問題
2. lazyload 為 false 時，artalk 無法正常加載評論的 bug
3. 修復 gallery 出現抖動的 bug

layout/includes/post/post-copyright.pug

@@ -1,15 +1,15 @@
 if theme.post_copyright.enable && page.copyright !== false
-  - let author = page.copyright_author || config.author
-  - let authorHref = page.copyright_author_href || theme.post_copyright.author_href || config.url
-  - let url = page.copyright_url || page.permalink
-  - let info = page.copyright_info || _p('post.copyright.copyright_content', theme.post_copyright.license_url, theme.post_copyright.license, config.url, config.title)
+  - const author = page.copyright_author || config.author
+  - const authorHref = page.copyright_author_href || theme.post_copyright.author_href || config.url
+  - const url = page.copyright_url || page.permalink
+  - const info = page.copyright_info || _p('post.copyright.copyright_content', theme.post_copyright.license_url, theme.post_copyright.license, config.url, config.title)
   .post-copyright
     .post-copyright__author
       span.post-copyright-meta
         i.fas.fa-circle-user.fa-fw
         = _p('post.copyright.author') + ": "
       span.post-copyright-info
-        a(href=authorHref)=author
+        a(href=authorHref)= author
     .post-copyright__type
       span.post-copyright-meta
         i.fas.fa-square-arrow-up-right.fa-fw
@@ -20,4 +20,4 @@ if theme.post_copyright.enable && page.copyright !== false
       span.post-copyright-meta
         i.fas.fa-circle-exclamation.fa-fw
         = _p('post.copyright.copyright_notice') + ": "
-      span.post-copyright-info!= info
+      span.post-copyright-info!= info