Test

ENH: only run diffed content #84

Job	Run time
Build jupyterlite site with pixi	47s
Build static site with tox	39s
Build static site with pixi	27s
pixi on ubuntu-latest with py311	28s
pixi on ubuntu-latest with py312	26s
pixi on macos-latest with py311	45s
tox on ubuntu-latest with Python 3.12	37s
pixi on macos-latest with py312	43s
tox on macos-latest with Python 3.12	39s
pixi on windows-latest with py311	1m 32s
tox on windows-latest with Python 3.12	2m 10s
pixi on windows-latest with py312	1m 46s
tox on ubuntu-latest with Python 3.11 and oldest versioned dependencies	37s
tox on ubuntu-latest with Python 3.13 and developer versioned dependencies	54s
	12m 30s

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