feat(backend): add admin evaluation history, engine, simulation, bot API controllers and global exception middleware

FinlyticBackend/Hubs/LogStreamHub.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Threading.Tasks;
+using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.SignalR;
 using Microsoft.Extensions.Logging;
 
@@ -8,6 +9,7 @@ namespace FinlyticBackend.Hubs;
 /// <summary>
 /// SignalR Hub that streams live log messages from microservices to connected web UI clients.
 /// </summary>
+[Authorize]
 public class LogStreamHub : Hub
 {
     private readonly ILogger<LogStreamHub> _logger;

FinlyticBackend/Hubs/NewsHub.cs

@@ -1,3 +1,4 @@
+using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.SignalR;
 using System.Threading.Tasks;
 using FinlyticCore.Dtos.News;
@@ -7,6 +8,7 @@ namespace FinlyticBackend.Hubs;
 /// <summary>
 /// SignalR Hub for real-time news delivery to connected clients.
 /// </summary>
+[Authorize]
 public class NewsHub : Hub
 {
     // Clients can call this to join specific symbol groups if needed later

FinlyticBackend/Hubs/SystemHealthHub.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Threading.Tasks;
+using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.SignalR;
 using Microsoft.Extensions.Logging;
 
@@ -8,6 +9,7 @@ namespace FinlyticBackend.Hubs;
 /// <summary>
 /// SignalR Hub broadcasting real-time system diagnostics & microservice health updates to connected clients.
 /// </summary>
+[Authorize]
 public class SystemHealthHub : Hub
 {
     private readonly ILogger<SystemHealthHub> _logger;

FinlyticBackend/Hubs/TradeHub.cs

@@ -1,14 +0,0 @@
-using Microsoft.AspNetCore.SignalR;
-
-namespace FinlyticBackend.Hubs;
-
-/// <summary>
-/// SignalR Hub broadcasting real-time trade signals, position updates, and closed trade events.
-/// </summary>
-public class TradeHub : Hub
-{
-    public override async Task OnConnectedAsync()
-    {
-        await base.OnConnectedAsync();
-    }
-}

FinlyticBackend/Hubs/TradeRealtimeHub.cs

@@ -1,33 +0,0 @@
-using System;
-using System.Threading.Tasks;
-using FinlyticCore.Models.Auth;
-using Microsoft.AspNetCore.SignalR;
-using Microsoft.Extensions.Logging;
-
-namespace FinlyticBackend.Hubs;
-
-/// <summary>
-/// Real-time SignalR WebSocket & Server-Sent Events (SSE) Hub streaming live trade proposals & updates to Web and Mobile clients.
-/// </summary>
-public class TradeRealtimeHub : Hub<ITradeClient>
-{
-    private readonly ILogger<TradeRealtimeHub> _logger;
-
-    public TradeRealtimeHub(ILogger<TradeRealtimeHub> logger)
-    {
-        _logger = logger;
-    }
-
-    public override async Task OnConnectedAsync()
-    {
-        _logger.LogInformation("Real-time SignalR Client connected: ConnectionId={ConnectionId}, User={User}",
-            Context.ConnectionId, Context.User?.Identity?.Name ?? "Anonymous");
-        await base.OnConnectedAsync();
-    }
-
-    public override async Task OnDisconnectedAsync(Exception? exception)
-    {
-        _logger.LogInformation("Real-time SignalR Client disconnected: ConnectionId={ConnectionId}", Context.ConnectionId);
-        await base.OnDisconnectedAsync(exception);
-    }
-}

FinlyticBackend/Hubs/TradeStreamHub.cs

@@ -0,0 +1,35 @@
+using System.Threading.Tasks;
+using FinlyticCore.Dtos.Bot;
+using FinlyticCore.Dtos.Trading;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.SignalR;
+
+namespace FinlyticBackend.Hubs;
+
+public interface ITradeStreamClient
+{
+    Task ReceiveTradeProposal(TradeProposalDto proposal);
+    Task ReceiveTradeUpdate(ActiveTradeDto trade);
+    Task ReceiveBotPositionUpdate(BotTradeOrderDto botOrder);
+    Task ReceivePortfolioSummary(AccountSummaryDto summary);
+}
+
+[Authorize]
+public class TradeStreamHub : Hub<ITradeStreamClient>
+{
+    public async Task JoinAssetGroup(string isin)
+    {
+        if (!string.IsNullOrWhiteSpace(isin))
+        {
+            await Groups.AddToGroupAsync(Context.ConnectionId, isin.Trim().ToUpperInvariant());
+        }
+    }
+
+    public async Task LeaveAssetGroup(string isin)
+    {
+        if (!string.IsNullOrWhiteSpace(isin))
+        {
+            await Groups.RemoveFromGroupAsync(Context.ConnectionId, isin.Trim().ToUpperInvariant());
+        }
+    }
+}