feat: v1.13.7, add subcommand yubikey

src/main.rs

@@ -82,6 +82,7 @@ mod signfile;
 mod sshutil;
 mod util;
 mod yubikeyutil;
+mod cmd_yubikey;
 
 pub struct DefaultCommandImpl;
 
@@ -166,6 +167,7 @@ fn inner_main() -> CommandError {
         Box::new(cmd_external_public_key::CommandImpl),
         Box::new(cmd_external_sign::CommandImpl),
         Box::new(cmd_external_ecdh::CommandImpl),
+        Box::new(cmd_yubikey::CommandImpl),
     ];
 
     #[allow(clippy::vec_init_then_push)]