Maintaining the current queue size in a SQL column would require
updating the DB on every queue operation. Avoid that contention by
instead looking up the current size on the in-memory durable queue
struct, which is already tracked & updated as data enters & leaves
the queue.
* feat: sql down migrations
* refactor: different name for up migrations
* chore: update migrations ref in svc tests
* build: add lint step to verify sql migration names match
* feat(annotations): storage service
* feat: stickers are in db as array
* chore: fix some unintended diffs
* fix: fixes from review
* fix: specific table name for json_each
* fix: update primary keys and constraints
* fix: fix schema
* feat: stream name updates are reflected in annotations via FK