💄 Chat large screen support

lib/widgets/sidebar/empty_placeholder.dart

@@ -0,0 +1,13 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+
+class EmptyPagePlaceholder extends StatelessWidget {
+  const EmptyPagePlaceholder({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Image.asset('assets/logo.png', width: 80, height: 80),
+    );
+  }
+}

lib/widgets/sidebar/sidebar_placeholder.dart

@@ -6,18 +6,8 @@ class SidebarPlaceholder extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Center(
-      child: Container(
-        constraints: const BoxConstraints(maxWidth: 280),
-        child: Column(
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: [
-            const Icon(Icons.menu_open, size: 48),
-            const SizedBox(height: 8),
-            Text('sidebarPlaceholder'.tr, textAlign: TextAlign.center),
-          ],
-        ),
-      ),
+    return const Center(
+      child: Icon(Icons.menu_open, size: 50),
     );
   }
 }