Use sequential GUIDs everywhere instead of auto incremented ints, replace epoch + virtual shards by concrete shards
Add read-only option for DBs. With read-only exception (like with any exception) Ractor.Post() will retry indefinitely until success, and .PostAndGetReply() will throw the original error immediately.
Fix continuations (forgot to delete "Mailbox:" prefix)
Get timestamp from sequential Guid and remove timestamp from IDataObject
Do not deserialize eval
Update MySQLProvider with Guid stored as binary
Fix and test binary guid storage;