CICD

Migrate tests from tempdir to tempfile #42

Job	Run time
Minimum supported rust version	26s
windows-latest (i686-pc-windows-msvc)	1m 21s
ubuntu-latest (i686-unknown-linux-musl)	1m 38s
ubuntu-latest (aarch64-unknown-linux-gnu)	1m 53s
ubuntu-latest (i686-unknown-linux-gnu)	1m 30s
ubuntu-latest (x86_64-unknown-linux-gnu)	1m 26s
ubuntu-latest (arm-unknown-linux-gnueabihf)	1m 49s
macos-latest (x86_64-apple-darwin)	37s
ubuntu-latest (arm-unknown-linux-musleabihf)	1m 46s
ubuntu-latest (x86_64-unknown-linux-musl)	1m 33s
windows-latest (x86_64-pc-windows-msvc)	1m 17s
windows-latest (x86_64-pc-windows-gnu)	1m 47s
macos-latest (aarch64-apple-darwin)	47s
	17m 50s

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