Release v1.2.0: Integrate osquery for enhanced system information

Major Features:
- Integrated osquery for comprehensive system information gathering
- Added OsqueryService for executing SQL queries against system tables
- Implemented Osquery Console tab for interactive SQL queries

System Info Improvements:
- Enhanced system info collection using osquery tables
- Added support for multiple GPU detection
- Improved memory detection with proper GB formatting
- Fixed OS Architecture detection (x64/x86)
- Better network interface detection (IPv4 only)
- Human-readable timestamp formatting

UI/UX Enhancements:
- Added window resizing with corner drag support
- Implemented dynamic window sizing (SizeToContent)
- Added ScrollViewer for content overflow
- Improved IP address formatting with bullet points
- Added field labels to all system info displays
- Set minimum/maximum window size constraints

Bug Fixes:
- Fixed XAML StackPanel Spacing property issue
- Merged duplicate MainWindow constructors
- Fixed non-nullable field warnings
- Fixed EventHandler nullability signatures
- Removed redundant hostname/OS name fields
- Fixed GPU registry query to detect all GPUs

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

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

LD-SysInfo/OsqueryConsole.xaml.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Text.Json;
+using System.Threading.Tasks;
+using System.Windows;
+
+using LD_SysInfo.Services;
+
+namespace LD_SysInfo
+{
+    public partial class OsqueryConsole : Window
+    {
+        public OsqueryConsole()
+        {
+            InitializeComponent();
+        }
+
+        private async void RunQuery_Click(object sender, RoutedEventArgs e)
+        {
+            OutputBox.Text = "Running query...";
+            string sql = QueryBox.Text.Trim();
+
+            try
+            {
+                var result = await Task.Run(() => OsqueryService.Query(sql));
+
+                string prettyJson = JsonSerializer.Serialize(result,
+                    new JsonSerializerOptions { WriteIndented = true });
+
+                OutputBox.Text = prettyJson;
+            }
+            catch (Exception ex)
+            {
+                OutputBox.Text = $"❌ Error running query:\n{ex}";
+            }
+        }
+    }
+}