DX: define developer environment with `uv` #553

Job	Run time
pytest / Determine job matrix	4s
style / Determine skipped pre-commit hooks	8s
doc / linkcheck / Check external links	35s
doc / nb / Execute and build documentation	53s
pytest / Run unit tests (3.10, ubuntu-24.04)	1m 24s
pytest / Run unit tests (3.11, ubuntu-24.04)	1m 2s
pytest / Run unit tests (3.9, ubuntu-24.04)	1m 22s
pytest / Run unit tests (3.12, ubuntu-24.04, qrules)	4m 59s
pytest / Run unit tests (3.9, macos-14)	1m 11s
style / Run taplo through pre-commit	0s
style / Run local pre-commit hooks	48s
doc / Upload to GitHub Pages	0s
style / Push changes	0s
	12m 26s

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