X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/0604bdd5f693da9f1c78f9d9fa2276f0c7b6c17b..011b98a4661b754a0789ae78e145437b5b86e5fe:/src/librarian/elements/comments/uwaga.py

diff --git a/src/librarian/elements/comments/uwaga.py b/src/librarian/elements/comments/uwaga.py
index 5a5e26c..498d968 100644
--- a/src/librarian/elements/comments/uwaga.py
+++ b/src/librarian/elements/comments/uwaga.py
@@ -1,3 +1,6 @@
+# This file is part of Librarian, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
+#
 from ..base import WLElement
 
 
@@ -5,3 +8,11 @@ class Uwaga(WLElement):
     def txt_build(self, builder):
         pass
 
+    def html_build(self, builder):
+        pass
+
+    def epub_build(self, builder):
+        pass
+
+    def validate(self):
+        return