[meta] Beta roadmap

In beta, the we will not be able to apply changes that are breaking BC. Let's plan here the roadmap to beta

• ✨ Synchronization UI Active
• ✨ Entity query support for URI field Active
• 📌 Always map entity reference fields as "resource" Active
• ✨ Views support Active
• ✨ Add also the entity UUID in rdf_sync_uri table Active