1. Feature: 可關閉圖片懶加載

2. Feature: 增加頁面排版，可選擇把右邊欄放在左邊
3. Feature: 增加 Note (Bootstrap Callout) (移植於next主題)
4. Feature: 手機上能夠查看TOC
5. Feature: 增加直達評論按鈕
6. Fix: 修復post頁在寬度1024px下的顯示bug
7. Fix: 修復代碼框部分語言沒有顯示正確的代碼語言
8. Fix: 修復設置裏把Disqus註釋掉無法運行的bug

layout/includes/additional-js.pug

@@ -90,3 +90,9 @@ if theme.busuanzi.site_uv || theme.busuanzi.site_pv || theme.busuanzi.page_pv
 
 if theme.instantpage.enable
   script(src="https://cdn.jsdelivr.net/npm/instant.page@1.2.2/instantpage.min.js" type="module")
+
+if theme.lazyload.enable
+  script(src=url_for(theme.lazyload.script))
+  script. 
+    const observer = lozad(); // lazy loads elements with default selector as '.lozad'
+    observer.observe();