optimize building recipes

[mahf708]

We could utilize preexiting spack cache instead of rebuidling every little thing. Building cmake alone is a total monster of a job. :)

Example of how to do it, but there are others, and this could easily be an issue for claudio

containers/ghci/Dockerfile

Lines 80 to 96 in a54261d

	# TODO: do these intervene with each other?
	# https://cache.spack.io/tag/v0.23.0/
	RUN spack mirror add v0.23.0 https://binaries.spack.io/v0.23.0
	RUN spack buildcache keys --install --trust
	# https://cache.spack.io/tag/v0.23.0/?stack=e4s
	RUN spack mirror add v0.23.0-e4s https://binaries.spack.io/v0.23.0/e4s
	RUN spack buildcache keys --install --trust
	# https://cache.spack.io/tag/v0.23.0/?stack=root#
	RUN spack mirror add v0.23.0-root https://binaries.spack.io/v0.23.0/root
	RUN spack buildcache keys --install --trust
	# TODO: add e4s inventory when they support ubuntu 22.04+
	# # https://oaciss.uoregon.edu/e4s/inventory.html
	# RUN spack mirror add E4S-24.0 https://cache.e4s.io/24.0
	# RUN spack buildcache keys -it
	# RUN spack mirror add E4S https://cache.e4s.io
	# RUN spack buildcache keys -it

cc @bartgol

Originally posted by @mahf708 in #40 (comment)