- add websocket endpoint mode with default ws://127.0.0.1:4222 while keeping stdio codex-bin path compatibility - add thread-resume (follow stream) and thread-list commands for manual thread lifecycle testing - quickstart docs
- add GitHub workflow running cargo-deny on push/PR - document cargo-deny allowlist with workspace-dep notes and advisory ignores - align workspace crates to inherit version/edition/license for consistent checks
For app-server development it's been helpful to be able to trigger some test flows end-to-end and print the JSON-RPC messages sent between client and server.