Admin notes (#7259)

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>

Content.Server/Administration/Notes/AdminNotesExtensions.cs

@@ -0,0 +1,20 @@
+using Content.Server.Database;
+using Content.Shared.Administration.Notes;
+
+namespace Content.Server.Administration.Notes;
+
+public static class AdminNotesExtensions
+{
+    public static SharedAdminNote ToShared(this AdminNote note)
+    {
+        return new SharedAdminNote(
+            note.Id,
+            note.RoundId,
+            note.Message,
+            note.CreatedBy.LastSeenUserName,
+            note.LastEditedBy.LastSeenUserName,
+            note.CreatedAt,
+            note.LastEditedAt
+        );
+    }
+}