rebrand: RealmUnbound -> Veldrath, Draveth -> Veldrath
Refactor documentation to update references from JSON to PostgreSQL for data management in Contributing, FAQ, Getting Started, Home, and Roadmap Summary
Update links to JSON standards and documentation in Contributing, FAQ, Getting Started, Home, and Roadmap Summary
Refine documentation for UI integration and consumer support in FAQ, Home, and Roadmap Summary
Add initial wiki documentation including Home, Contributing, FAQ, Getting Started, and Roadmap Summary