Github gollumでファイルアップロードする CATch a TAIL!
gollum/gollum: A simple, Git-powered wiki with a sweet API and local frontend.
--allow-uploads [MODE] Enable file uploads. If set to dir, Gollum will store all uploads in the /uploads/ directory in repository root. If set to page, Gollum will store each upload at the currently edited page.4