feat: add headerBackTitleVisible to navigation options in native stack

packages/native-stack/src/types.tsx

@@ -65,6 +65,13 @@ export type NativeStackNavigationOptions = {
    * @platform ios
    */
   headerBackTitle?: string;
+  /**
+   * Whether the back button title should be visible or not. Defaults to `true`.
+   * Only supported on iOS.
+   *
+   * @platform ios
+   */
+  headerBackTitleVisible?: boolean;
   /**
    * Whether to show the header.
    */

packages/native-stack/src/views/HeaderConfig.tsx

@@ -20,6 +20,7 @@ export default function HeaderConfig(props: Props) {
     headerRight,
     headerTitle,
     headerBackTitle,
+    headerBackTitleVisible = true,
     headerHideBackButton,
     headerHideShadow,
     headerTintColor,
@@ -53,7 +54,7 @@ export default function HeaderConfig(props: Props) {
           ? headerTitleStyle.color
           : headerTintColor
       }
-      backTitle={headerBackTitle}
+      backTitle={headerBackTitleVisible ? headerBackTitle : ''}
       backTitleFontFamily={headerBackTitleStyle.fontFamily}
       backTitleFontSize={headerBackTitleStyle.fontSize}
       color={headerTintColor}