message: Add yarn script
diff: "start:web-client": "cd packages/web-client && ember serve",
  "test": "npm-run-all --aggregate-output --continue-on-error --parallel test:*",
  "test:hub": "mocha ./packages/test-support/bin/run.js --timeout 60000",
  - "test:web-client": "cd packages/web-client && ember test"
  + "test:web-client": "cd packages/web-client && ember test",
  + "test:web-client:serve": "cd packages/web-client && ember test --serve --no-launch"
  },
  "workspaces": [
  "packages/*",
  