fix: migrate empty tags as []

program/migrations/0073_alter_note_tags.py

@@ -12,6 +12,11 @@ def split_old_tags(apps, _):
 
         note.save()
 
+    for note in Note.objects.filter(old_tags=""):
+        note.tags = json.dumps([])
+
+        note.save()
+
 
 class Migration(migrations.Migration):
     dependencies = [