First, ensure you create a DNS entry for `room.your_instance.tld`, which points to your server.You can use a CNAME entry (or an A entry and a AAAA entry).This is necessary for Let's Encrypt to validate the domain for certificate generation.
Moderation delay default value: <ul> <li>0: moderation delay disabled</li> <li>Any positive integer: messages will be delayed for X seconds for non-moderator participants, allowing moderators to delete message before any user can read it.</li> </ul>