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Found 5 Skills
Use when implementing BGTaskScheduler, debugging background tasks that never run, understanding why tasks terminate early, or testing background execution - systematic task lifecycle management with proper registration, expiration handling, and Swift 6 cancellation patterns
API reference: BackgroundTasks. Query for BGTaskScheduler, app refresh, background processing.
Writes and reviews Swift code for background execution on Apple platforms - BGTaskScheduler (app refresh, processing, continued processing), beginBackgroundTask assertions, background URLSession downloads/uploads, silent and VoIP push, background modes (audio, location, BLE), the SwiftUI .backgroundTask modifier, and macOS schedulers. Use when scheduling deferred work, finishing work after the app backgrounds, transferring files in the background, waking the app via push, or debugging background tasks that never run.
Schedule and execute background work on iOS using BGTaskScheduler. Use when registering BGAppRefreshTask for short background fetches, BGProcessingTask for long-running maintenance, BGContinuedProcessingTask (iOS 26+) for foreground-started work that continues in background, background URLSession downloads, or background push notifications. Covers Info.plist configuration, expiration handling, task completion, and debugging with simulated launches.
Complete background task API reference - BGTaskScheduler, BGAppRefreshTask, BGProcessingTask, BGContinuedProcessingTask (iOS 26), beginBackgroundTask, background URLSession, with all WWDC code examples