FEAT: implement `unevaluated_expression` decorator #295

Job	Run time
pytest / Determine job matrix	6s
style / Determine skipped pre-commit hooks	7s
doc / linkcheck / Check external links	1m 39s
doc / nb / Execute and build documentation	1m 36s
style / Run local pre-commit hooks	1m 44s
style / Run taplo through pre-commit	19s
pytest / Run unit tests (3.10, ubuntu-22.04)	1m 5s
pytest / Run unit tests (3.11, ubuntu-22.04)	57s
pytest / Run unit tests (3.12, ubuntu-22.04)	1m 12s
pytest / Run unit tests (3.7, ubuntu-22.04)	1m 10s
pytest / Run unit tests (3.9, ubuntu-22.04)	1m 2s
pytest / Run unit tests (3.8, ubuntu-22.04, ampform)	1m 57s
pytest / Run unit tests (3.9, macos-12)	3m 23s
doc / Upload to GitHub Pages	0s
style / Push changes	0s
	16m 17s

Provide feedback