[Backend] Loopback 4

[alcmontejo]

Codebase:

https://github.com/alcmontejo/looback4-realworld-example-app

Todo:

• 🏁 Fork the starter repo & post the link in this issue
• 🎨 Create logo for repo & update issue status
• 🔨 Implement all of Conduit's functionality per the spec & API
• 👀 Peer review of final codebase by RealWorld admins & community (RFC)
• 🎉 Tag v1 release, move repo to main org, and officially list it on the README!

[geromegrignon]

Hello we are currently moving all work in progress to Github Discussions.
I'll close this issue by now, you can find instruction to open a discussion there : #633

Thanks for your contribution !