- bump version to 0.122.2
- document schema migration invariants and push notification configuration
- add serverless host function aliases and v2 database API documentation
- introduce schema roundtrip test to prevent migration drift
- Add migrations for per-namespace publish sequences and persistent WebSocket function settings
- Integrate PersistentWSManager and WSBridge into the gateway dependency graph
- Upgrade serverless engine to use a multi-tier rate limiter
- Update JWT claims to support custom application-defined fields