Improve error handling and reporting in unpacking functions (#707) #207

Job	Run time
Build wheels on ubuntu-24.04-riscv64	30m 51s
Build wheels on macos-15-intel	4m 2s
Build wheels on ubuntu-24.04-arm	4m 22s
Build wheels on windows-latest	10m 55s
Build wheels on macos-latest	2m 5s
Build wheels on ubuntu-24.04	4m 21s
Build wheels on windows-11-arm	4m 34s
combine_wheels	8s
upload_pypi	-1s
	1h 1m 17s

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