fix: don't cleanup chroot until after all steps are done

src/builder.rs

@@ -761,18 +761,17 @@ impl ImageBuilder for IsoBuilder {
 
 		phase!("copy-live": self.bootloader.copy_liveos(manifest, chroot));
 
+		phase!("iso": self.xorriso(chroot, &image, manifest));
+
+		phase!("bootloader": self.bootloader.install(&image));
+
 		// Reduce storage overhead by removing the original chroot
 		// However, we'll keep an env flag to keep the chroot for debugging purposes
-
 		if env_flag!("KATSU_KEEP_CHROOT").is_none() {
 			info!("Removing chroot");
 			fs::remove_dir_all(chroot)?;
 		}
 
-		phase!("iso": self.xorriso(chroot, &image, manifest));
-
-		phase!("bootloader": self.bootloader.install(&image));
-
 		Ok(())
 	}
 }