Use glob instead of fs

[mallusrgreatv2]

Is your feature request related to a problem? Please describe.

Most people have a problem understanding the structure of the folders when it comes to command handlers in the guide.

Describe the solution you'd like

Using glob will help with nested folders as well has non-nested folders, but making the guide just a little harder to understand. https://www.npmjs.com/package/glob Glob can also be promisified using node:util. Node supports top-level await as well.

[Qjuh]

There‘s a PR for that already: #1486