Merge pull request #72 from neocturne/ci-cache-key #241

Job	Run time
viewer	5s
fmt	12s
docs	21s
clippy	20s
build (macos-13, aarch64-apple-darwin)	2m 44s
build (macos-13, x86_64-apple-darwin)	2m 5s
build (windows-2019, i686-pc-windows-msvc, .exe)	2m 56s
build (windows-2019, x86_64-pc-windows-msvc, .exe)	3m 49s
build (ubuntu-22.04, x86_64-unknown-linux-gnu)	1m 26s
test (ubuntu-latest)	21s
test (windows-latest)	50s
test (macOS-latest)	27s
build-container	3m 39s
viewer-container	29s
	19m 44s

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