Module scenarios

Isolated cost layers. Each scenario calls public APIs only.

Modules

• engine 🔒
  Engine::publish → N subscriber channels.
• loopback 🔒
  Loopback A publish → Loopback B recv.
• owp 🔒
  WebSocket PUB → MSG, embedded or attached.
• ping 🔒
  One message across OWP: INIT, SUB Ping on demo, PUB, wait for MSG.
• uci 🔒
  JSON ↔ XML convert cost on the PositionReport fixture.

Functions

• drain_until_quiet 🔒
  Waits until received stops increasing, or two seconds elapse.