**To-do list**
- This task
-- [x] Add maintainers of that repo as subscribers to this task (if they have no apparent Phabricator account, notify them on-wiki or via email if possible and note it here).
-- [x] Add Phabricator project as a tag for this task
- Phabricator
-- [x] Archive Phabricator project for the repo.
-- [ ] Mark all Phabricator tasks for the repo either Declined or Invalid. only 2 left now that are cleanup tasks: T237038 , T235142)
-- [x] Edit Phabricator project description for the repo with a link to this ticket. done
- Configuration/tests/integrations/etc.
-- [ ] Remove tests in [[ https://gerrit.wikimedia.org/g/integration/config | `integration/config` ]] (`zuul/layout.yaml`).
-- [ ] Remove manifest/other references from `mediawiki/vagrant` if they exist.
- Repositories
-- [ ] Empty repository leaving only the README indicating the repo is archived and referring to this task by URL.
-- [ ] Mark the repository read-only in Gerrit (Edit description to prepend "[ARCHIVED]" and append Task reference): (https://gerrit.wikimedia.org/r/#/admin/projects/operations/debs/hhvm).
-- [ ] Archive the diffusion repository for the extension: rODAZ.
-- [ ] Delete the GitHub mirror: (https://github.com/wikimedia/operations-debs-hhvm).
-- [ ] Remove all stale docker images