Currently, all the API calls to DEV are effectively synchronous.

They can be batched in chunks, perhaps with Promise.all, to increase the speed of the user's request.

Case Insensitive Username

The username should be written in small letters

When Searching "REALabbas"

When searching "realabbas"

Creating PR. Have a look at it

Before analyzing text, filter out code blocks (including in-line code).

Perhaps looking at the HTML rendered article is easier than filtering the markdown - assuming <code> and <pre> tags are used.