chore: update node

flake.nix

nix/config/common-packages.nix

nix/scripts/build-stylesheets.nix

nix/scripts/build.nix

nix/scripts/create-documentation-files.nix

nix/scripts/create-new-class.nix

nix/scripts/deploy.nix

nix/scripts/init-project.nix

nix/scripts/release.nix

nix/scripts/run-ci-tests.nix

nix/scripts/run-ci-web-tests.nix

nix/scripts/run-web-tests.nix

nix/scripts/start-server.nix

nix/scripts/update-project.nix

nix/scripts/update-web-test.nix

package.json

pnpm-lock.yaml