Mechanical platform-floor bump to iOS 17 / macOS 14 / tvOS 17 / visionOS 1 so KadrCaptions can depend on Kadr ≥ 0.15.0 (an iOS 16 package can't depend on an iOS 17 one). Part of the coordinated ecosystem iOS 17 move. No source or behavior change — 0 @available annotations, 0 API-call migrations. Consumers needing the iOS 16 floor stay on 0.7.x. 200 tests pass.
Full diff: v0.7.0...v0.8.0