Apple platform dev updates

- Apple dev content surfaced a Swift concurrency Q&A, guidance on App Store testing (unit, integration, UI and edge cases), and signals that Kotlin Multiplatform is experimenting with Swift Package Manager support for iOS dependencies. - The specifics included a developer session video on Swift concurrency and mentions of experimental Kotlin MPP + SPM integration that could ease cross‑team iOS dependency management. - These updates matter for multi‑team iOS shipping and SDK/SDK‑consumers coordination across boundaries. (x.com 1) (x.com 2)