feat: add saml settings controller

config/routes.rb

@@ -69,6 +69,7 @@ Rails.application.routes.draw do
             end
             resources :documents, only: [:index, :show, :create, :destroy]
           end
+          resource :saml_settings, only: [:show, :create, :update, :destroy]
           resources :agent_bots, only: [:index, :create, :show, :update, :destroy] do
             delete :avatar, on: :member
             post :reset_access_token, on: :member