Install cross-env

Author: Jimver

package-lock.json

@@ -29,7 +29,7 @@
   },
   "scripts": {
     "bundle": "npm run format:write && npm run package",
-    "ci-test": "NODE_OPTIONS=--experimental-vm-modules NODE_NO_WARNINGS=1 npx jest",
+    "ci-test": "cross-env NODE_OPTIONS=--experimental-vm-modules NODE_NO_WARNINGS=1 npx jest",
     "coverage": "npx make-coverage-badge --output-path ./badges/coverage.svg",
     "format:write": "npx prettier --write .",
     "format:check": "npx prettier --check .",
@@ -64,6 +64,7 @@
     "@types/node": "^20.17.48",
     "@typescript-eslint/eslint-plugin": "^8.32.1",
     "@typescript-eslint/parser": "^8.32.1",
+    "cross-env": "^7.0.3",
     "eslint": "^9.27.0",
     "eslint-config-prettier": "^10.1.5",
     "eslint-import-resolver-typescript": "^4.3.5",