anchor.diff:           add_team_repository/3,
            add_team_member/3,
            delete_team_member/3,
  +         team_membership/3,
            %% Hooks
            hooks/2,
            create_webhook/4,
  
positive.code:             Error
      end.
  
  %% Hooks
  
  -spec hooks(credentials(), repository()) -> result().
  
negative.code: make_url(teams_repos, {TeamId, RepoFullName}) ->
      Url = ?GITHUB_API ++ "/teams/~p/repos/~s",
      io_lib:format(Url, [TeamId, RepoFullName]);
  make_url(team_membership, {TeamId, Username}) ->
      Url = ?GITHUB_API ++ "/teams/~p/membership/~s",
      io_lib:format(Url, [TeamId, Username]);
  
  %% Repositories
  make_url(repo, {RepoFullName}) ->
  