feat: add cached factory function #103

Job	Run time
test (3.11)	30s
python-lint	27s
rust-lint	12s
test (3.12)	22s
precommit_hooks (mixed-line-ending)	9s
test (3.13)	28s
precommit_hooks (end-of-file-fixer)	13s
precommit_hooks (trailing-whitespace)	15s
	2m 36s

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