Add package flake (#685) #3312

Job	Run time
License Checks	24s
Bench (ubuntu-latest)	2m 15s
CLI Test (ubuntu-latest)	11m 37s
Bench (macos-latest)	2m 50s
Clippy	2m 50s
CLI Test (macos-latest)	8m 37s
Bench (windows-latest)	7m 29s
CLI Test (windows-latest)	20m 54s
cross-check (ubuntu-20.04, x86_64-unknown-linux-gnu)	3m 17s
Examples (ubuntu-22.04)	4m 29s
cross-check (ubuntu-20.04, i686-unknown-linux-gnu)	3m 26s
Examples (macos-latest)	3m 0s
ROS2 Bridge Examples	8m 50s
cross-check (ubuntu-20.04, aarch64-unknown-linux-gnu)	3m 11s
Formatting	19s
Examples (windows-latest)	13m 16s
cross-check (ubuntu-20.04, aarch64-unknown-linux-musl)	3m 10s
cross-check (ubuntu-20.04, armv7-unknown-linux-musleabihf)	2m 59s
Test (ubuntu-latest)	3m 38s
Typos	18s
cross-check (macos-12, aarch64-apple-darwin)	3m 57s
cross-check (macos-12, x86_64-apple-darwin)	4m 14s
Test (macos-latest)	1m 41s
Test (windows-latest)	17m 39s
	2h 14m 20s

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