Websocket harness

Workflow runs for Websocket harness

• Add isolated WebSocket test harness, mutation controls, and pull-request CI

  failed:
  Websocket harness#1:Pull request#727synchronizebypjhsion
  pjhsion:task/websocket-harness-repo-ci

  Oct 10, 202619h 18m 24s
  More actions for workflow run 1