Extracting a Bref v2 feature into a new package

Bref v2 will include a new feature that comes with large Composer dependencies. Let's try to make these optional by extracting the feature into a new Composer package. Link to the original GitHub issue: https://github.com/brefphp/bref/issues/1409 And here is the final pull request: https://github.com/brefphp/bref/pull/1425 and the final package: https://github.com/brefphp/secrets-loader Intro: 0:00 Refactoring: 5:29 Creating the package: 15:49