message: Note OpenStack Swift caveat.
diff: @@ -10,10 +10,11 @@ any case (e.g. `/docs/namespace/KIND/name` or `/docs/namespace/kind/name`).
  If you do not use an external storage provider for serving TechDocs, this is a
  transparent change and no action is required from you.
  -If you _do_ use an external storage provider for serving TechDocs (e.g. Google
  -Cloud Storage, AWS S3, or Azure Blob Storage), you must run a migration command
  -against your storage provider before updating to this version.
  +If you _do_ use an external storage provider for serving TechDocs (one of\* GCS,
  +AWS S3, or Azure Blob Storage), you must run a migration command against your
  +storage provider before updating.
  -[A migration guide is available here](#todo).
  +[A migration guide is available here](https://backstage.io/docs/features/techdocs/how-to-guides#how-to-migrate-from-techdocs-alpha-to-beta).
  -This is the third and final step of migrating cloud storage entities to lowercase ([see](https://github.com/backstage/backstage/issues/4367#issuecomment-876461002)).
  +- (\*) We're seeking help from the community to bring OpenStack Swift support
  + [to feature parity](https://github.com/backstage/backstage/issues/6763) with the above.
  