add main menu interface

- MainMenu
 - ChatItem (Widget)
 - ChatFolder (Widget)
 - ChatFolders (Widget)
 - ColorTheme

client/lib/widgets/chatFoloder.dart

@@ -0,0 +1,32 @@
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+
+class ChatFolder extends StatelessWidget{
+  Icon ?icon;
+  Icon iconn = Icon(Icons.folder, size: 50,);
+  String name;
+  ChatFolder({super.key, this.icon, required this.name}){
+    icon ??= Icon(Icons.folder);
+    iconn = Icon(icon?.icon, size: 50,);
+    
+  }
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: const EdgeInsets.fromLTRB(5, 2, 5, 2),
+        child: TextButton(
+          onPressed: () => print(name), 
+          style: ButtonStyle(foregroundColor: WidgetStatePropertyAll(Theme.of(context).colorScheme.onSurface)),
+          child: 
+            Row(
+              children: [
+                ?icon,
+                SizedBox(width: 2,),
+                Text(name, style: TextStyle(fontSize: 18),)
+              ],
+            ),
+      )
+    );
+  }
+}

client/lib/widgets/chatFoloders.dart

@@ -0,0 +1,25 @@
+import 'package:client/widgets/chatFoloder.dart';
+import 'package:flutter/material.dart';
+
+class ChatFoloders extends StatelessWidget{
+  @override
+  Widget build(BuildContext context) {
+    return SingleChildScrollView(
+      scrollDirection: Axis.horizontal,
+      child: Row(
+        children: [
+          ChatFolder(name: 'Все чаты', icon: Icon(Icons.chat),),
+          ChatFolder(name: 'Контакты', icon: Icon(Icons.person),),
+          ChatFolder(name: 'Групы', icon: Icon(Icons.group),),
+          ChatFolder(name: 'Папка 1'),
+          ChatFolder(name: 'Папка 2'),
+          ChatFolder(name: 'Папка 3'),
+          ChatFolder(name: 'Папка 4'),
+          ChatFolder(name: 'Папка 5'),
+          ChatFolder(name: 'Папка 6'),
+          ChatFolder(name: 'Папка 7'),
+        ],
+      ),
+    );
+  }
+}

client/lib/widgets/chatItem.dart

@@ -0,0 +1,33 @@
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+
+class ChatItem extends StatelessWidget{
+ 
+  ChatItem({super.key,  });
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      width: double.infinity,
+      height: 80,
+      child: TextButton(
+        onPressed: () => print('CHAT'),
+        style: ButtonStyle(
+          backgroundColor: WidgetStatePropertyAll(Theme.of(context).colorScheme.onSecondary),
+          shape: WidgetStatePropertyAll(RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.zero)))
+          ),
+        child: Padding(
+          padding: EdgeInsetsGeometry.all(5),
+          child: Row(
+            children: [
+              Icon(Icons.person, size: 60,),
+              SizedBox(width: 10,),
+              Text('Название', style: TextStyle(fontSize: 18),)
+            ],
+          )
+        )
+      ),
+    );
+  }
+}