use onft::Chain;
fn main() {
let mut chain = Chain::default();
println!("Initial chain:\n{:?}", chain);
chain.push_data("Hello, world!").unwrap();
println!("New chain:\n{:?}", chain);
if chain.verify().unwrap() {
println!("Verified chain")
} else {
eprintln!("Chain failed verification!")
}
}