OpenPocketBase SDK 0.1.1

Fab submission packaging update: explicit Win64 and macOS platform allowlists; required copyright notices; corrected no-content metadata; documented the Unreal Engine Data Validation dependency; removed license files and unused folders from the Fab package; and clarified that no third-party code or libraries are included.

OpenPocketBase SDK 0.1.0

Initial public release for Unreal Engine 5.8. Includes Blueprint-first records, authentication, file transfers, realtime subscriptions, custom routes, schema-aware tooling, and optional development-only admin operations.