Show HN: Air-gapped file encryption as self-decrypting HTML page

Air-gapped file encryption packed into a single, self-decrypting HTML page. Repo: I was inspired by self-extracting archives. I wanted to share files with basically no dependencies. The goal was: 1. Something that didn't require any installation (assuming a web browser) 2. Have a single file with no network that could self-decrypt 3.