Fix view rendering in Api::BaseController

app/controllers/api/base_controller.rb

@@ -10,6 +10,9 @@ module Api
     include Spree::Core::ControllerHelpers::SSL
     include ::ActionController::Head
     include ::ActionController::ConditionalGet
+    include ActionView::Layouts
+
+    layout false
 
     attr_accessor :current_api_user
 

spec/controllers/api/order_cycles_controller_spec.rb

@@ -154,7 +154,8 @@ module Api
           allow_any_instance_of(OrderCycle).to receive(:open?) { false }
         end
 
-        xit "throws an error, ActionView::MissingTemplate: Missing template api/order_cycles/products" do
+        # Regression test for https://github.com/openfoodfoundation/openfoodnetwork/issues/6491
+        it "renders no products without error" do
           api_get :products, id: order_cycle.id, distributor: distributor.id
 
           expect(json_response).to eq({})