UX: Add required indicator to fields with required validation (#22096)

spec/system/composer/template_validation_spec.rb

@@ -68,6 +68,12 @@ describe "Composer Form Template Validations", type: :system, js: true do
     sign_in user
   end
 
+  it "shows an asterisk on the label of the required fields" do
+    category_page.visit(category_with_template)
+    category_page.new_topic_button.click
+    expect(composer).to have_form_template_field_required_indicator("input")
+  end
+
   it "shows an error when a required input is not filled in" do
     category_page.visit(category_with_template)
     category_page.new_topic_button.click

spec/system/page_objects/components/composer.rb

@@ -142,6 +142,12 @@ module PageObjects
         page.has_css?(".form-template-field[data-field-type='#{field}']")
       end
 
+      def has_form_template_field_required_indicator?(field)
+        page.has_css?(
+          ".form-template-field[data-field-type='#{field}'] .form-template-field__required-indicator",
+        )
+      end
+
       FORM_TEMPLATE_CHOOSER_SELECTOR = ".composer-select-form-template"
 
       def has_no_form_template_chooser?