Staging instance, all changes can be removed at any time

archive-staging: Deploy pubdev ingestion stack

Antoine R. Dumontrequested to merge
generated-differential-D8437-source into generated-differential-D8437-target

Related to T4517

Test Plan

It's currently listing and ingesting with the archive staging (elastic) workers.

Migrated from D8437 (view on Phabricator)

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