Make it work when deployed in a subdir

gl-rt-bridge.rb

@@ -15,6 +15,10 @@ rt = RT_Client.new(server: settings.rt[:server],
                    pass: settings.rt[:pass],
                    cookies: settings.rt[:cookies])
 
+before do
+  request.path_info = '/'
+end
+
 post '/' do # rubocop:disable Metrics/BlockLength
   unless settings.token.nil?
     halt 403 unless request.env['HTTP_X_GITLAB_TOKEN'] == settings.token