docs: support multiple sidebars in a project (#11768)

* changed to new sidebar across projects except resources

* finalize multi sidebar support

* clean up

* remove redundant property

* small changes

* fixes

* generate

* fix error

* fix initial open

www/apps/resources/scripts/prepare.mjs

@@ -5,9 +5,9 @@ import { sidebar } from "../sidebar.mjs"
 
 async function main() {
   await generateSidebar(sidebar)
-  await generateSlugChanges()
-  await generateFilesMap()
-  await generateEditedDates()
+  // await generateSlugChanges()
+  // await generateFilesMap()
+  // await generateEditedDates()
 }
 
 void main()