Add brightness/contrast sliders, input source switching, and 9-language localization

- Add VCP commands for brightness (10), contrast (12), input source (60)
- Fix UTF-16 encoding for monitor data parsing
- Add system tray app with monitor controls
- Add localization for en, es, fr, de, zh, ja, pt, it, hi
- Update to .NET 9.0
- Add LICENSE and README

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

ControlMyMonitorManagement/App.xaml.cs

@@ -1,10 +1,6 @@
-using CMM.Library.Config;
+using CMM.Language;
+using CMM.Library.Config;
 using CMM.Library.Method;
-using System;
-using System.Collections.Generic;
-using System.Configuration;
-using System.Data;
-using System.Linq;
 using System.Threading.Tasks;
 using System.Windows;
 
@@ -17,6 +13,7 @@ namespace CMM.Management
     {
         internal static XConfig cfg { get; private set; }
         internal static CMMMgr CMMMgr { get; private set; }
+        private readonly CulturesHelper _culturesHelper = new();
 
         public App()
         {
@@ -28,6 +25,7 @@ namespace CMM.Management
 
         private async Task App_Startup(object sender, StartupEventArgs e)
         {
+            _culturesHelper.ApplySystemLanguage();
             await CMMMgr.Init();
         }
     }