Update: Mutli Channel Support

RelayServer/Models/SocketChannelInfo.cs

@@ -0,0 +1,8 @@
+namespace RelayServer.Models;
+
+public class SocketChannelInfo
+{
+    public required string ChannelId { get; set; }
+    public required string Name { get; set; }
+    public required DateTime CreatedAt { get; set; }
+}

RelayServer/Models/SocketChannelList.cs

@@ -0,0 +1,7 @@
+namespace RelayServer.Models;
+
+public class SocketChannelList
+{
+    public required string Type { get; set; }
+    public required List<SocketChannelInfo> Channels { get; set; }
+}

RelayServer/Models/SocketEncryptedMessage.cs

@@ -4,7 +4,8 @@ public class SocketEncryptedMessage
 {
     public required string Type { get; set; }
     public required string SenderUsername { get; set; }
-    public required string RecipientUsername { get; set; }
+    public string? RecipientUsername { get; set; }
+    public required string ChannelId { get; set; }
     public required string CipherText { get; set; }
     public required string Nonce { get; set; }
     public required string Tag { get; set; }