[DO NOT MERGE] Feature/fieldset as uxarray obj #729

Job	Run time
py3.13 \| macos \| integration tests	2m 29s
py3.13 \| macos \| unit tests	3m 1s
mypy	3m 33s
py3.13 \| ubuntu \| integration tests	2m 15s
py3.13 \| ubuntu \| unit tests	2m 12s
py3.13 \| windows \| unit tests	6m 22s
py3.13 \| windows \| integration tests	4m 40s
py3.10 \| ubuntu \| unit tests	2m 1s
py3.10 \| ubuntu \| integration tests	2m 25s
py3.11 \| ubuntu \| unit tests	2m 4s
py3.12 \| ubuntu \| unit tests	2m 18s
merge-test-artifacts	0s
	33m 20s

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