refactor: alias store mountpoints handling #951

Job	Run time
mypy check on linux (3.8)	42s
linting-linux	18s
mypy check on linux (3.9)	56s
lint commit message	29s
mypy check on linux (3.10)	57s
mypy check on linux (3.11)	46s
mypy check on linux (3.12)	47s
pytest on linux (3.8)	1m 26s
pytest on linux (3.9)	1m 23s
pytest on linux (3.10)	1m 30s
pytest on linux (3.11)	1m 22s
test coverage	0s
merge current tag to main branch	0s
build python package	0s
conda package build (and upload if release)	0s
publish python package	0s
	10m 36s

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