v21.2.17
refactor: replace port `4206` usage with `4209` (#61362)
fix(platform-server): add `allowedHosts` option to `renderModule` and `renderApplication`
test: add integration test for platform-server with zoneless (#61040)
build: migrate integration tests to manual Protractor setup
build: update cross-repo angular dependencies
ci: add `zone.js` to `minimumReleaseAgeExclude`
feat(core): add support for TypeScript 6