get_config

``rust pub fn main() { // There should be either: // - a file namedconfig.tomlin the current directory; // - a path passed tostd::env::args().nth(1). let config: Config = get_config().unwrap(); println!("{:?}", config); } //Deserializeis required bycargo add serde --features derive`

[derive(Debug, Clone, PartialEq, Eq, Hash, Deserialize)]

struct Config { hello: String, } ```