We want cdoc to be as usable without leaving Github as possible. For every PR we will have one main page on FifthTry: PR Page
Since we are going to update Pull Request with our messages and different teams may want different levels of “messing with PR UI”, we would in future support multiple UI modes, for now we have just one mode, which we consider the ideal mode and want to use for our projects.

PR Description for status, but it has some race condition issues. If the race condition mitigations are not considered acceptable we can switch to last comment for status.