RT-PLAY
5 rules. Part II of the specification.
- PLAY-1Playground sessions and messages are addressed and published by UUID
- PLAY-2Creating a session answers the same row the list publishes
- PLAY-3The message poll has its own envelope, with the flags at the top level
- PLAY-4One message row, three doors, base keys always present
- PLAY-5The session list is ownership-scoped, and an emptied filter means none