gitea/services/repository/archiver
wxiaoguang 81352542fd
Refactor context RefName and RepoAssignment ()
The `ctx.Repo.RefName` was used to be a "short name", it causes a lot of
ambiguity.

This PR does some refactoring and use `RefFullName` to replace the
legacy `RefName`, and simplify RepoAssignment
..
archiver.go Refactor context RefName and RepoAssignment ()
archiver_test.go Refactor context RefName and RepoAssignment ()