Typically used by external wsgi server like uwsgi or gunicorn, e.g.

  gunicorn swh.vault.api.wsgi:app

required to pull storage's test dependencies (like hypothesis).

related to T1330

Summary: Reported by Ludovic Courtès on IRC

Test Plan: make docs

Reviewers: seirl

Differential Revision: https://forge.softwareheritage.org/D674

We need the postgres dependency to run the tests

Related T1247

this require a small change in vault's swh-schema.sql: create the dbversion
tqble only if needed, otherwise this sql cannot be executed without
error on the top of storages' db schema. I guess it used to work thanks to
the fact theses used to be pg_restored instead of SQL statements executed via psql (with '-v ON_ERROR_STOP=1', which se do want).

Related to T1265.

Related to T1265.

related to T1242

To avoid storage server timeouts when recursively iterating on a large
file tree, perform that operation client-side.

Closes T1177

Related T1061

Related T1061

Summary:
Also make sure storage objects get garbage collected properly, so that automatic
database cleanups keep working.

Test Plan: make test passes when D324 is applied to swh.storage

Differential Revision: https://forge.softwareheritage.org/D327