Профили, группы, групповые звонки

apps/server-net/src/Modules/Chats/Infrastructure/SignalR/ChatHub.cs

@@ -382,6 +382,13 @@ public sealed class ChatHub : Hub
             participants = others
         });
 
+        // Broadcast active call participants to everyone in the chat
+        await Clients.Group(chatId).SendAsync("group_call_active", new
+        {
+            chatId = chatId,
+            participants = participants.Keys.ToList()
+        });
+
         if (isFirst)
         {
             await Clients.Group(chatId).SendAsync("group_call_incoming", new
@@ -402,6 +409,14 @@ public sealed class ChatHub : Hub
         if (_groupCallParticipants.TryGetValue(chatId, out var participants))
         {
             participants.TryRemove(userId, out _);
+
+            // Broadcast updated participants list
+            await Clients.Group(chatId).SendAsync("group_call_active", new
+            {
+                chatId = chatId,
+                participants = participants.Keys.ToList()
+            });
+
             if (participants.IsEmpty)
             {
                 _groupCallParticipants.TryRemove(chatId, out _);