This exploit is userland exploit. Don't expect homebrew enabler(HEN) level of access. Run python3 pack_savegame.py to generate save.zip. You can either use updater.py or Apollo Save Tool to apply the ...
You must set renpyWarp.sdkPath to a directory where the Ren'Py SDK can be found. If you haven't done so, a prompt will appear to inform you to set it. Try and keep both in sync with each other.