it lives... or does it

Untested, development complete.

Run as a daemon behind a reverse proxy (subdomain required for now) or exposed directly on ip:port (not recommended)

generate the hash for the domains you wish to update and give users the distinct url. This will then update the A record for that subdomain in cloudflare

• http://localhost:/update-dns?guid=
• https://autodns.domain.tld/update-dns?guid=