docs(maintenance): add processes tab (#1747)

* docs(maintenance): update mkdocs to support tabs

* chore(ci): add parallel test npm script

* chore(ci): add jest command

* docs(maintenance): add testing page to navbar

* docs(maintenance): add contributing info

* chore: update roadmap

* chore: update release drafter workflow to allow for manual trigger

* fix formatting

* docs: maintainers handbook

* chore: link to new location

* fix links

* Update docs/maintainers.md

Co-authored-by: Alexander Schueren <[email protected]>

---------

Co-authored-by: Alexander Schueren <[email protected]>

Author: dreamorosi

docs/upgrade.md

@@ -18,6 +18,7 @@ V2 is focused on official support for ESM (ECMAScript modules). We've made other
 | **Logger**            | Updated [custom log formatter](#custom-log-formatter) to include standard as well as persistent keys.                          | Yes                  |
 | **Logger and Tracer** | Removed deprecated `createLogger` and `createTracer` helper functions in favor of direct instantiation.                        | Yes                  |
 
+
 ### First steps
 
 Before you start, we suggest making a copy of your current working project or create a new git branch.