feat: 更新頁腳配置，增加導航欄和版權信息，改進樣式和結構

fix: 修改 getBgPath 函數以使用 this.url_for 獲取圖片的正確路徑
feat: 增加右側配置按鈕的動畫效果

layout/includes/third-party/abcjs/abcjs.pug

@@ -1,8 +1,8 @@
 script.
-  (function() {
-    const abcjsInit = function() {
-      const abcjsFn = function() {
-        setTimeout(function() {
+  (() = {
+    const abcjsInit = () => {
+      const abcjsFn = () => {
+        setTimeout(() => {
           const sheets = document.querySelectorAll(".abc-music-sheet")
           for (let i = 0; i < sheets.length; i++) {
             const ele = sheets[i]

layout/includes/third-party/pjax.pug

@@ -60,9 +60,9 @@ script.
     document.addEventListener('pjax:error', e => {
       if (e.request.status === 404) {
         const usePjax = !{theme.pjax && theme.pjax.enable}
-        !{theme.error_404 && theme.error_404.enable} 
+        !{theme.error_404 && theme.error_404.enable}
           ? (usePjax ? pjax.loadUrl('!{url_for("/404.html")}') : window.location.href = '!{url_for("/404.html")}')
           : window.location.href = e.request.responseURL
       }
     })
-  })()
+  })()

layout/includes/third-party/subtitle.pug

@@ -87,7 +87,7 @@ case source
   when 3
     script.
       function subtitleType () {
-        btf.getScript('https://sdk.jinrishi8ci.com/v2/browser/jinrishici.js')
+        btf.getScript('https://sdk.jinrishici.com/v2/browser/jinrishici.js')
           .then(() => {
             jinrishici.load(result => {
               if (result && result.data && result.data.content) {