V2 upgrade

NostrStreamer/Database/UserStreamGuest.cs

@@ -0,0 +1,19 @@
+namespace NostrStreamer.Database;
+
+public class UserStreamGuest
+{
+    public Guid Id { get; init; } = Guid.NewGuid();
+
+    public Guid StreamId { get; init; }
+    public UserStream Stream { get; init; } = null!;
+    
+    public string PubKey { get; init; } = null!;
+    
+    public string? Relay { get; init; }
+    
+    public string? Role { get; init; }
+    
+    public string? Sig { get; init; }
+    
+    public decimal ZapSplit { get; init; }
+}