fix: stop --dry-run from writing to the working tree

src/main.rs

@@ -13,6 +13,10 @@ fn main() -> ExitCode {
         dry_run: args.dry_run,
     });
 
+    if args.dry_run {
+        cli::reject_unsupported_dry_run(&args.command);
+    }
+
     match run(args.command) {
         Ok(code) => code,
         Err(e) => {