feat: add first draft of kernel builder tutorial (#2971)

* feat: add first draft of kernel builder tutorial

* Add deployment sections

* fix: address edits and add detailed build and upload steps

* Describe version bounds support

* fix: adjust syntax and example commands

* feat: improve rsync command

* fix: update conclusion and small fixes

* fix: remove date

Co-authored-by: Pedro Cuenca <[email protected]>

* fix: address edits and add notes/links

* fix: rename post and image location

* fix: rerun build and improve snippets

---------

Co-authored-by: Daniël de Kok <[email protected]>
Co-authored-by: Pedro Cuenca <[email protected]>

Author: 3 people