UX: add a route /rules as an alias for /faq and /guidelines

spec/requests/static_controller_spec.rb

@@ -162,32 +162,27 @@ describe StaticController do
         SiteSetting.login_required = true
       end
 
-      it 'faq page redirects to login page for anon' do
-        get '/faq'
-        expect(response).to redirect_to '/login'
+      ['faq', 'guidelines', 'rules'].each do |page_name|
+        it "#{page_name} page redirects to login page for anon" do
+          get "/#{page_name}"
+          expect(response).to redirect_to '/login'
+        end
+
+        it "#{page_name} page redirects to login page for anon" do
+          get "/#{page_name}"
+          expect(response).to redirect_to '/login'
+        end
       end
 
-      it 'guidelines page redirects to login page for anon' do
-        get '/guidelines'
-        expect(response).to redirect_to '/login'
-      end
+      ['faq', 'guidelines', 'rules'].each do |page_name|
+        it "#{page_name} page loads for logged in user" do
+          sign_in(Fabricate(:user))
 
-      it 'faq page loads for logged in user' do
-        sign_in(Fabricate(:user))
+          get "/#{page_name}"
 
-        get '/faq'
-
-        expect(response.status).to eq(200)
-        expect(response.body).to include(I18n.t('js.faq'))
-      end
-
-      it 'guidelines page loads for logged in user' do
-        sign_in(Fabricate(:user))
-
-        get '/guidelines'
-
-        expect(response.status).to eq(200)
-        expect(response.body).to include(I18n.t('guidelines'))
+          expect(response.status).to eq(200)
+          expect(response.body).to include(I18n.t('guidelines'))
+        end
       end
     end
   end