clean up stage 1

src/app/components/back-button/back-button.component.ts

@@ -6,7 +6,7 @@ import { UiRuntimeFacade } from '../../facades/runtime/ui-runtime.facade';
 @Component({
   selector: 'app-back-button',
   template: `
-    @if (!isnovo) {
+    @if (!isMarketplaceNovo) {
       <button class="dexar-back-btn" (click)="goBack()" [attr.aria-label]="i18n.t('itemDetail.back')">
         <svg width="37" height="24" viewBox="0 0 37 24" fill="none" xmlns="http://www.w3.org/2000/svg">
           <path d="M4.73 11.46c-.97-.52-.97-1.4 0-1.92L20.39 1.21c1.48-.79 3.89-.19 3.89.95v3.74h6.94c1.28 0 2.31.59 2.31 1.31v6.56c0 .73-1.03 1.31-2.31 1.31h-6.94v3.74c0 1.15-2.42 1.74-3.89.96L4.73 11.46Z"
@@ -65,8 +65,8 @@ export class BackButtonComponent {
   private readonly uiRuntime = inject(UiRuntimeFacade);
   i18n = inject(TranslateService);
 
-  get isnovo(): boolean {
-    return this.uiRuntime.isNovo();
+  get isMarketplaceNovo(): boolean {
+    return this.uiRuntime.isMarketplaceVariant('novo');
   }
 
   constructor(private location: Location) {}