feat : add supervision

packages/core/lib/presentation/widget/app_bar/r_app_bar.dart

@@ -11,6 +11,7 @@ class RAppBar extends StatelessWidget implements PreferredSizeWidget {
   final TextStyle? titleTextStyle;
   final VoidCallback? onBackPressed;
   final List<Widget>? additionalActions;
+  final Widget? leading;
 
   const RAppBar({
     super.key,
@@ -20,6 +21,7 @@ class RAppBar extends StatelessWidget implements PreferredSizeWidget {
     this.titleTextStyle,
     this.onBackPressed,
     this.additionalActions,
+    this.leading,
   });
 
   @override
@@ -34,6 +36,11 @@ class RAppBar extends StatelessWidget implements PreferredSizeWidget {
           titleTextStyle ??
           AppFonts.yekan16.copyWith(color: AppColor.blueNormal),
       title: Text(title),
+
+      leading:Padding(
+        padding: const EdgeInsets.only(right: 16),
+        child: leading,
+      ),
       actions: [
         Padding(
           padding: const EdgeInsets.symmetric(horizontal: 8),