Document how to write a metadata mapping.
Related: swh/infra/websites/www.softwareheritage.org-gandi#1506
Rendered view:
Migrated from D1316 (view on Phabricator)
Staging instance, all changes can be removed at any time
Related: swh/infra/websites/www.softwareheritage.org-gandi#1506
Rendered view:
Migrated from D1316 (view on Phabricator)