Add --version flags and more to all binaries

src/bin/finger.rs

@@ -19,6 +19,11 @@ use clap::Parser;
 /// If standard output is a socket, finger will emit a carriage return (^M) before every linefeed (^J).
 /// This is for processing remote finger requests when invoked by the daemon.
 #[derive(Debug, Parser)]
+#[command(
+    author = "Programvareverkstedet <projects@pvv.ntnu.no>",
+    about,
+    version,
+)]
 pub struct Args {
     /// Forces finger to use IPv4 addresses only.
     #[arg(long, short = '4', conflicts_with = "ipv6")]