Support JSON schema Document

[igarashitm]

Build JsonSchemaDocument from JSON schema just like we do for XML schema here
https://github.com/KaotoIO/datamapper-poc/blob/main/packages/ui/src/services/xml-schema-document.service.ts#L73

x-ref: https://issues.redhat.com/browse/KTO-464

[igarashitm]

checkout camel-xj - https://camel.apache.org/components/4.4.x/xj-component.html
It allows directly converts JSON<>XML as opposed to the XSLT built-in JSON support which requires 2 step transformation
examples:
https://github.com/igarashitm/datamapper-research/tree/main/examples/03.structured-xml-to-json
https://github.com/igarashitm/datamapper-research/tree/main/examples/04.structured-json-to-xml