Implemented SignalR scaling using redis. Improved diagnose report generator. Added SignalR debug card in Diagnose page

Moonlight.ApiServer/Http/Controllers/Admin/Sys/DiagnoseController.cs

@@ -21,21 +21,16 @@ public class DiagnoseController : Controller
     }
 
     [HttpPost]
-    public async Task Diagnose([FromBody] GenerateDiagnoseRequest request)
+    public async Task<ActionResult> Diagnose([FromBody] GenerateDiagnoseRequest request)
     {
-        var stream = await DiagnoseService.GenerateDiagnose(request.Providers);
-        
-        await Results.Stream(
-                stream,
-                contentType: "application/zip",
-                fileDownloadName: "diagnose.zip"
-            )
-            .ExecuteAsync(HttpContext);
+        var stream = await DiagnoseService.GenerateDiagnoseAsync(request.Providers);
+
+        return File(stream, "application/zip", "diagnose.zip");
     }
 
     [HttpGet("providers")]
-    public async Task<DiagnoseProvideResponse[]> GetProviders()
+    public async Task<ActionResult<DiagnoseProvideResponse[]>> GetProviders()
     {
-        return await DiagnoseService.GetProviders();
+        return await DiagnoseService.GetProvidersAsync();
     }
 }

Moonlight.ApiServer/Http/Hubs/DiagnoseHub.cs

@@ -0,0 +1,14 @@
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.SignalR;
+
+namespace Moonlight.ApiServer.Http.Hubs;
+
+[Authorize(Policy = "permissions:admin.system.diagnose")]
+public class DiagnoseHub : Hub
+{
+    [HubMethodName("Ping")]
+    public async Task Ping()
+    {
+        await Clients.All.SendAsync("Pong");
+    }
+}