tests

fix ci: miscellaneous chores and fixes (#3) #36

Job	Run time
cargo check	11m 17s
cargo check	11m 17s
cargo audit	17m 20s
cargo audit	17m 20s
cargo clippy	11m 21s
cargo clippy	11m 21s
cargo fmt	45s
cargo fmt	45s
cargo test	12m 30s
cargo test	12m 59s
cargo test docs code snippets	14m 14s
cargo test docs code snippets	14m 14s
	2h 15m 23s

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