Interesting discussion, but buried in a lot of legacy thinking about schemas and personally, I don't find Yet-Another-Schema-Abstraction (YASA)™ layer very compelling when better solutions in functional programming and semantic ontologies are far ahead in this area.
Suggest looking into JSON-LD which was intended to solve many of the type and validation use-cases related to type and schema.
Suggest looking into JSON-LD which was intended to solve many of the type and validation use-cases related to type and schema.