Add ResourceHub for real-time updates and implement web dashboard with REST API

- Created ResourceHub.cs for SignalR group management.
- Developed a modern web dashboard using Tailwind CSS for responsive design.
- Implemented real-time updates with SignalR for CPU, Memory, GPU, and Network usage.
- Added REST API endpoints for resource information and process management.
- Integrated process management features to view and terminate high-usage processes.
- Enhanced UI with loading spinners, notifications, and responsive tables.
- Included performance charts for historical CPU and Memory usage.
- Configured Swagger UI for API documentation.
- Established security features including process kill restrictions and API key authentication.

Services/ResourceMonitorService.cs

@@ -770,7 +770,7 @@ namespace ResourceMonitorService.Services
 
                             var processInfo = new ProcessInfo
                             {
-                                Id = p.Id,
+                                ProcessId = p.Id,
                                 Name = p.ProcessName,
                                 MemoryUsage = memoryUsage,
                                 MemoryUsagePercentage = totalSystemMemory > 0 ? (float)(memoryUsage * 100.0 / totalSystemMemory) : 0f,
@@ -818,7 +818,7 @@ namespace ResourceMonitorService.Services
                     _logger.LogDebug("Processed {ValidCount} valid processes, skipped {SkippedCount}", validProcesses.Count, skippedCount);
 
                     // Clean up old process entries to prevent memory leaks
-                    CleanupOldProcessEntries(validProcesses.Select(p => p.Id).ToHashSet());
+                    CleanupOldProcessEntries(validProcesses.Select(p => p.ProcessId).ToHashSet());
 
                     var topProcesses = validProcesses
                         .OrderByDescending(p => p.CpuUsage)