Add showItemIndex option to README for item index visibility

README.md

@@ -72,6 +72,7 @@ Each item in the `items` array represents a question with the following structur
   allowBack: true,       // Allow navigation to previous questions
   allowAutoNext: true,   // Auto-advance after selection for radio/scale
   darkMode: false,       // Visual theme
+  showItemIndex: true,   // Show item index in the header
   lang: 'en-US'          // Language code
 }
 ```
@@ -113,7 +114,7 @@ When the questionnaire is completed, the component sends a message to the parent
 
 Please refer to source code of demo files.
 
-## For developers
+## For Developers
 
 To modify or build the component, simply follow the standard routine:
 

src/App.vue

@@ -42,6 +42,7 @@ export default {
         allowBack: true,
         allowAutoNext: true,
         darkMode: false,
+        showItemIndex: true,
         lang: 'en-US',
       },
       lang,
@@ -87,8 +88,8 @@ export default {
       }
     },
     updateTitle() {
-      this.itemStatus.title = this.itemStatus.item ?
-        `${this.currentIdx + 1}. ${this.itemStatus.item.title}` : '';
+      const prefix = this.settings.showItemIndex ? `${this.currentIdx + 1}. ` : '';
+      this.itemStatus.title = this.itemStatus.item ? `${prefix}${this.itemStatus.item.title}` : '';
     },
     updateItem() {
       this.itemStatus.item = this.items[this.currentIdx];