docs: update user guide

#### What type of PR is this?

<!--
Add one of the following kinds:
/kind bug
/kind cleanup
/kind feature
-->
/kind documentation

#### What this PR does / why we need it:

Updates the user guide completely revamp it / describe each label.

#### Which issue(s) this PR fixes:
<!--
*Automatically closes linked issue when PR is merged.
Usage: `Fixes #<issue number>`, or `Fixes (paste link of issue)`.
-->

Closes #1584
Closes #1577

#### Special notes for your reviewer:
Signed-off-by: Charlie Drage <charlie@charliedrage.com>

Please check the docs examples / each label that it's okay!