* Only bundle the release build, and don't import `src` in tests
* Use file extension to signal skipping
* Remove unnecessary config change
* Fix imports
* Allow putting helpers in individual files
* Lint
* Also move `objectSpread2` (to show an helper with deps)
* Update fixture and package.json
* fixture
* Lint against CJS globals in modules
* Use `import.meta.url` instead of `__filename` in `src` files
* Prepare fixtures runner for `import.meta.url`
* Use `import.meta.url` instead of `__filename` in `test/index` files
* Remove `__dirname` from remaining test files
dirname
* Avoid using `module` in `src` files
* Avoid using `require` in `src` files
* Avoid using `require` in `test` files
* Update `@types/node`
* Compile dynamic import in `@babel/node`
* Fix windows
* Use `@babel/plugin-proposal-dynamic-import` from npm
