Enable IPv6 for vault domains

Bitwarden’s vault domains (vault.bitwarden.com and vault.bitwarden.eu) used to support IPv6, but they are no longer reachable over IPv6 ever since you changed your CDN provider to Fastly. Fastly has good IPv6 support that should be easy to enable: IPv6 support

Could you please enable IPv6? Why wasn’t this done from the start?