v1.1.15

Hardened enums & encryption coverage

✨ Added

• Test coverage for EncryptedCast (XSalsa20-Poly1305) and expanded enum-handling scenarios.

⚡ Changed

• Improved enum handling and metadata caching.
• CI: dynamic coverage badge, GitHub Actions bumped to latest versions.

Full Changelog: v1.0.0...v1.1.15