NO ONE should trust a website delivering JS that could do who-knows what the next time they skip reading the code. Like, send the inputs to a third party.
Please delete this project and your comment.
If you want to be helpful, write native code that user can read, compile, and install, and persistently use without risk of backdoor-out-of-the blue.
It's hosted on GitHub Pages so you don't need to check if the code has changed. Just look for any commits. From what I can see, the last one was three months ago