Rust

Introduce Checksumming #432

Job	Run time
Check all the features of the heed project (ubuntu-latest)	15s
Check the heed3 project (ubuntu-latest)	26s
Test the heed3 project (ubuntu-latest)	35s
Check all the features of the heed project (macos-latest)	21s
Check the heed3 project (windows-latest)	1m 28s
Check all the features of the heed3 project (ubuntu-latest)	19s
Test the heed3 project (windows-latest)	36s
Check the heed3 project (macos-latest)	21s
Check all the features of the heed3 project (macos-latest)	23s
Test the heed3 project (macos-latest)	51s
Ensure clippy is happy on heed and heed3	21s
Run the heed examples (ubuntu-latest)	20s
Ensure the heed and heed3 project are formatted	10s
Run the heed3 examples (ubuntu-latest)	23s
Run the heed3 examples (macos-latest)	24s
Test the heed project (ubuntu-latest)	30s
Ensure heed3 is not erasing heed	4s
Run the heed examples (macos-latest)	25s
Test the heed project (windows-latest)	3m 11s
Test the heed project (macos-latest)	34s
	11m 57s

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