code: func (m *AuthMethod) InstallHandlers(r *router.Router, base router.MiddlewareChain) {
  	r.GET(loginURL, base, m.loginHandler)
  	r.GET(logoutURL, base, m.logoutHandler)
  	r.GET(callbackURL, base, m.callbackHandler)
  }
docs: // InstallHandlers installs HTTP handlers used in OpenID protocol. Must be
  // installed in server HTTP router for OpenID authentication flow to work.