# Update Node.js from 20.19.4 to 22.19.0
This PR updates Node.js from v20.19.4 to v22.19.0 across the codebase. The change includes:
- Updated Node.js version in GitHub Actions setup-node workflow
- Updated Node.js version in the dogfood Dockerfile
- Changed from `pkgs.nodejs_20` to `unstablePkgs.nodejs_22` in the Nix flake
- Updated the Node.js engine version constraints in package.json files to allow Node.js 22
- Updated Playwright from v1.47.0 to v1.50.1
- Updated tzdata dependency from v1.0.44 to v1.0.46
- Updated the flake.lock file with latest nixpkgs references
The PR also improves the error message for Playwright version mismatches by showing the actual versions in the error.
Use specific commit SHAs for GitHub actions across various workflows to
enhance reliability and reproducibility. This change ensures that
actions run against a known version, reducing the risk of unexpected
issues due to updates in the third-party action repositories.
This contributes to improving the score in #14879
Thomas Kosiewski