add instructions for custom csclub.cloud domain

docs/vhosts.md

@@ -18,6 +18,9 @@ are all valid:
 * app-ctdalek.csclub.cloud
 * abc-def-ctdalek.csclub.cloud
 
+If you wish to have a more customized domain name, please see
+[Using a custom domain name](#using-a-custom-domain-name), below.
+
 !!! note "Multi-level subdomains"
     While you are allowed to create multi-level subdomains of csclub.cloud
     (e.g. app.ctdalek.csclub.cloud), we strongly ask that you do not do this
@@ -65,6 +68,10 @@ ceo cloud vhosts delete ctdalek.csclub.cloud
     will effectively override the first (that is, the vhost will be replaced).
 
 ## Using a custom domain name
+If you wish to use a csclub.cloud domain which does not have your username in it,
+please send an email to the [Systems Committee](mailto:syscom@csclub.uwaterloo.ca)
+with your desired domain name and the IP address of your VM.
+
 If you wish to use a custom domain name which you have purchased from an external
 registrar, please make it point to the IP addresses of `csclub.cloud`. As of this writing,
 this is:

mkdocs.yml

@@ -33,4 +33,4 @@ theme:
 repo_url: https://git.csclub.uwaterloo.ca/cloud/docs
 repo_name: cloud/docs
 
-copyright: Copyright © 2021 Computer Science Club of the University of Waterloo
+copyright: Copyright © 2022 Computer Science Club of the University of Waterloo