* adding Tailwind E2E tests with Playwright
* package.json updates
* adding e2e tests to CI workflow
* using e2e for dev tests, mocha for build tests
* refactor: sharing test-utils helpers
* chore: update lockfile
* Adding contributing docs
* Revert "refactor: sharing test-utils helpers"
This reverts commit 48496f43bc99eab30747baf6e83041ba4932e786.
* refactor: simpler solution to resolving e2e test fixtures
* chore: updating lockfile
* refactor: cleaning up how URLs are resolved in e2e tests
* install playwright deps in CI
* trying pnpm playwright install to fix version mismatch