Add `fmt` command #297

Job	Run time
Build wheel and source distribution	17s
aarch64-unknown-linux-gnu (ubuntu-22.04)	3m 33s
x86_64-unknown-linux-gnu (ubuntu-22.04)	3m 40s
x86_64-unknown-linux-musl (ubuntu-22.04)	3m 49s
i686-unknown-linux-gnu (ubuntu-22.04)	3m 32s
powerpc64le-unknown-linux-gnu (ubuntu-22.04)	3m 41s
x86_64-pc-windows-msvc (windows-2022)	6m 1s
i686-pc-windows-msvc (windows-2022)	5m 41s
aarch64-apple-darwin (macos-12)	4m 9s
x86_64-apple-darwin (macos-12)	4m 52s
Build macOS installer and sign/notarize artifacts	1m 23s
Build Windows installers	1m 4s
Publish release	0s
	41m 42s

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