Add App Category methods #51

Job	Run time
Build SwiftPM (platform=watchOS Simulator,name=Apple Watch SE (40mm) (2nd generation),OS=11.0) / Build	2m 14s
Build SwiftPM (platform=iOS Simulator,name=iPhone 16,OS=18.0) / Build	2m 18s
Build SwiftPM (platform=macOS,arch=arm64) / Build	2m 19s
Build SwiftPM (platform=tvOS Simulator,name=Apple TV 4K (3rd generation) (at 1080p),OS=18.0) / Build	2m 11s
Test / Tests	2m 19s
Bump version	0s
	11m 21s

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