chore: playground wip

[lbendavid-cloudinary]

Pull request for cloudinary/frontend-frameworks

For which package is this PR?

all

What does this PR solve?

Adding the playground to Lerna so the libraries will be symlinked into them

Final checklist

• [ ] Implementation is aligned to Spec.
• [ ] Tests - Add proper tests to the added code.
• [ ] Relates to a github issue (link to issue).

[lbendavid-cloudinary]

It is not the final solution, because in order to use playground you will still need to build the package before. This is due to how the packages are structured and their build process. But this will allows you to run playground without install the package from npm