improvements test runner

Author: aggre

.github/workflows/nodejs.yml

@@ -21,6 +21,6 @@ jobs:
           yarn install
           yarn lint
           yarn run build
-          yarn test
+          yarn test --maxWorkers=50%
         env:
           CI: true

package.json

@@ -36,7 +36,7 @@
 		"lint": "yarn lint:eslint && yarn lint:format",
 		"lint:eslint": "eslint . --ext .ts --fix --cache --quiet",
 		"lint:format": "prettier --write '**/*.{ts,js,json,md,yml}'",
-		"test": "jest",
+		"test": "jest --roots ./lib/",
 		"test:coverage": "jest --coverage",
 		"prepack": "yarn build",
 		"clean": "rimraf dist l2 agent",