Review every commit of weasel
You should to review commits. I assume it has backdoor.
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information
GitLab is used only for code review, issue tracking and project management. Canonical locations for source code are still https://gitweb.torproject.org/ https://git.torproject.org/ and git-rw.torproject.org.
You should to review commits. I assume it has backdoor.