✨(backend) manage uploaded file status and call to malware detection

In the attachment_upload method, the status in the file metadata to
processing and the malware_detection backend is called. We check in the
media_auth if the status is ready in order to accept the request.

src/backend/core/malware_detection.py

@@ -10,6 +10,7 @@ from core.enums import DocumentAttachmentStatus
 from core.models import Document
 
 logger = logging.getLogger(__name__)
+security_logger = logging.getLogger("docs.security")
 
 
 def malware_detection_callback(file_path, status, error_info, **kwargs):
@@ -35,7 +36,7 @@ def malware_detection_callback(file_path, status, error_info, **kwargs):
         return
 
     document_id = kwargs.get("document_id")
-    logger.error(
+    security_logger.warning(
         "File %s for document %s is infected with malware. Error info: %s",
         file_path,
         document_id,