Improve contributing.adoc structure and add dev references
Tasks:
-
Add MR and project admin instructions (https://gitlab.com/antora/antora-direct/issues/13#note_46419392) -
Reorder sections (https://gitlab.com/antora/antora-direct/issues/13#note_46413462) -
Update project structure section -
Add references to ADRs -
Add references to architecture guidebooks
Edited by Sarah White