make miniToc pure data and no html strings (#28517)

* make miniToc pure data and no html strings

* fixups

* some types refactoring

lib/get-mini-toc-items.js

@@ -43,9 +43,7 @@ export default function getMiniTocItems(
       // remove any <strong> tags but leave content
       $('strong', item).map((i, el) => $(el).replaceWith($(el).contents()))
 
-      const contents = isRestPage
-        ? { href: `${href}`, title: `${$(item).text()}` }
-        : `<a class="d-block width-auto" href="${href}">${$(item).html()}</a>`
+      const contents = { href, title: $(item).text().trim() }
       const headingLevel = parseInt($(item)[0].name.match(/\d+/)[0], 10) || 0 // the `2` from `h2`
 
       const platform = $(item).parent('.extended-markdown').attr('class') || ''

lib/rest/index.js

@@ -103,7 +103,7 @@ export async function getRestMiniTocItems(
     // is needed to generate the toc
     const titles = restOperations.map((operation) => `### ${operation.title}\n`).join('')
     toc += await renderContent(titles, context)
-    const restOperationsMiniTocItems = getMiniTocItems(toc, 3, '', true)
+    const restOperationsMiniTocItems = getMiniTocItems(toc, 3, '')
     languageTree.get(version).get(category).set(subCategory, {
       restOperationsMiniTocItems,
     })