fix: restore createSidebar

docs/.vuepress/markdown/createSidebar.js

@@ -46,15 +46,11 @@ function parseBar(tab, file, options) {
             }
           }
 
-          link = path.join(
-						'/',
-						link
-							.replace(/(\bREADME\.md\b)|(\bREADME(?!\.))/i, 'index.html') // README.md | README | readme.md | readme -> index.html
-							.replace(/(\bindex\.md\b)|(index(?!\.))/, 'index.html') // /index -> /index.html
-							.replace(/\.md\b/, '.html') // *.md -> *.html
-							.replace(/\?id=/, '#') // ?id= -> #
-							.replace(/\\/g, '/') // \ -> /
-					)
+          link = path.join('/', link.replace(/\.md\b/, '')
+            .replace(/\bREADME\b/, '')
+            .replace(/\/index/, '/')
+            .replace(/\?id=/, '#'))
+            .replace(/\\/g, '/')
 
           links.push(link)
         }