Initial commit: SpdUp Windows Gaming Booster v1.0.0

- .NET 8 WPF app with full MVVM architecture
- One-click boost: CPU, RAM, GPU, network, services, timer resolution
- Real-time system monitor (LibreHardwareMonitor)
- Auto game detection (30+ games)
- RAM optimizer with kernel-level cleanup
- Network optimizer (TCP registry tweaks)
- Service manager, process manager, shader cache cleaner
- Desktop widget overlay
- Debug log viewer
- Custom dark gaming theme with trans pride colors
- 84 unit tests (xUnit)
- Inno Setup installer script
- Landing page website

Models/SystemMetrics.cs

@@ -0,0 +1,18 @@
+namespace SpdUp.Models;
+
+/// <summary>
+/// Snapshot of current system performance metrics.
+/// </summary>
+public sealed class SystemMetrics
+{
+    public float CpuUsage { get; init; }
+    public float RamUsageMB { get; init; }
+    public float RamTotalMB { get; init; }
+    public float RamUsagePercent => RamTotalMB > 0 ? (RamUsageMB / RamTotalMB) * 100f : 0f;
+    public float GpuUsage { get; init; }
+    public float CpuTemperature { get; init; }
+    public float GpuTemperature { get; init; }
+    public float NetworkPingMs { get; init; }
+    public float Fps { get; init; }
+    public DateTime Timestamp { get; init; } = DateTime.Now;
+}