Patch Turbo to use the request script name

so that the URLs generated during view rendering are correct

config/initializers/tenanting.rb

@@ -37,3 +37,22 @@ end
 ActiveSupport.on_load(:action_controller_base) do
   before_action { logger.struct tenant: ApplicationRecord.current_tenant }
 end
+
+module TurboStreamsJobExtensions
+  extend ActiveSupport::Concern
+
+  class_methods do
+    def render_format(format, **rendering)
+      if ApplicationRecord.current_tenant
+        script_name = "/#{ApplicationRecord.current_tenant}"
+        ApplicationController.renderer.new(script_name: script_name).render(formats: [ format ], **rendering)
+      else
+        super
+      end
+    end
+  end
+end
+
+Rails.application.config.after_initialize do
+  Turbo::StreamsChannel.prepend TurboStreamsJobExtensions
+end