Add Add onFailureView modifier for custom failure views in SwiftUI. #2406 @onevcat #2404 @alobaili #2082 @brzzdev Fix Fix Sendable warnings in Xcode 26 with stricter concurrency checking. #2400 @onevcat Fix test timing issue in ImageCacheTests for CI stability. #2401 @onevcat Optimize CI workflow to avoid duplicate runs on pull requests. #2402 @onevcat