Behind a cloudflare tunnel you can use a self signed or expired certificate, just check the “no TLS verify” checkbox
Edit: or use DNS based verification, nginx proxy manager can do it automatically using cloudflare api when behind cloudflare tunnels
100x ? Did you sleep for 15 years?
A 2tb SATA SSD has a comparable price to a 4tb SATA SSD.
If it wasn’t for the Al bubble the prices would be even lower