usestd::process::Command;fnmain(){// taken from https://stackoverflow.com/questions/43753491/include-git-commit-hash-as-string-into-rust-program
let output =Command::new("git").args(["rev-parse","HEAD"]).output().unwrap();let git_hash =String::from_utf8(output.stdout).unwrap();println!("cargo:rustc-env=GIT_HASH={git_hash}");}