feat: Add concurrent integration test & utils #1103

Job	Run time
apple (macos-13, Xcode_15.2, platform=iOS Simulator,OS=17.2,name=iPhone 15)	18m 45s
apple (macos-13, Xcode_15.2, platform=tvOS Simulator,OS=17.2,name=Apple TV 4K (3rd generation) (a...	14m 19s
apple (macos-13, Xcode_15.2, platform=visionOS Simulator,OS=1.0,name=Apple Vision Pro)	14m 9s
apple (macos-13, Xcode_15.2, platform=OS X)	14m 24s
linux (jammy, 5.9)	10m 38s
apple (macos-14, Xcode_16.0, platform=iOS Simulator,OS=18.0,name=iPhone 15)	26m 9s
linux (jammy, 6.0)	11m 45s
apple (macos-14, Xcode_16.0, platform=tvOS Simulator,OS=18.0,name=Apple TV 4K (3rd generation) (a...	21m 24s
linux (amazonlinux2, 5.9)	11m 25s
apple (macos-14, Xcode_16.0, platform=visionOS Simulator,OS=2.0,name=Apple Vision Pro)	18m 21s
linux (amazonlinux2, 6.0)	11m 29s
apple (macos-14, Xcode_16.0, platform=OS X)	11m 58s
	3h 4m 46s

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