The [jest-extended](https://jest-extended.jestcommunity.dev/) project adds a whole bunch of useful [matchers](https://jest-extended.jestcommunity.dev/docs/matchers) for `expect` assertions. It supports [Vitest and TypeScript](https://jest-extended.jestcommunity.dev/docs/getting-started/setup#use-with-vitest) as well. - [ ] set up `jest-extended` in Nx monorepo - [ ] set up [eslint-plugin-jest-extended](https://jest-extended.jestcommunity.dev/docs/getting-started/eslint)