tests

chore(forrestrie): add example verifying single execution block #39

Job	Run time
cargo clippy	1m 41s
cargo clippy	1m 41s
cargo check	1m 25s
cargo check	1m 25s
cargo fmt	52s
cargo fmt	52s
cargo audit	1m 31s
cargo audit	1m 31s
cargo test	3m 35s
cargo test	3m 35s
cargo test docs code snippets	1m 19s
cargo test docs code snippets	1m 44s
	21m 11s

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