NadekoBot.Extensions should now be fully annotated with nullable reference types as well as many classes from NadekoBot.Common

src/NadekoBot/Common/OldImageUrls.cs

@@ -1,3 +1,4 @@
+#nullable disable
 namespace NadekoBot.Common;
 
 public class OldImageUrls
@@ -43,4 +44,4 @@ public class OldImageUrls
     {
         public Uri Bg { get; set; }
     }
-}
+}