mock server, file and folder management

server/app/mailer/persistence/versions.py

@@ -100,6 +100,7 @@ def minimal_campaign_json(*, external_id: str, name: str, description: str | Non
                     "name": "Campaign files",
                     "path": ".",
                     "allow_individual": True,
+                    "unsent_warning": False,
                 }
             ],
             "allow_individual": True,
@@ -126,6 +127,7 @@ def minimal_campaign_json(*, external_id: str, name: str, description: str | Non
             "missing_required_attachment": "ask",
             "missing_optional_attachment": "warn",
             "ambiguous_attachment_match": "ask",
+            "unsent_attachment_files": "warn",
             "ignore_empty_fields": False,
             "missing_email": "block",
             "template_error": "block",