app.py

@@ -466,30 +466,18 @@ def serve_file(subpath):
     filesize = os.path.getsize(file_path)
     
     # Figure out download flag and filename
-    as_attachment  = request.args.get('download') == 'true'
+    ask_download = request.args.get('download') == 'true'
     filename = os.path.basename(full_path)
-    
-    if as_attachment:
-        download_name = filename
-        mimetype = 'application/octet-stream'
-    else:
-        download_name = None
-        mimetype = mime
-        
 
     # Single send_file call with proper attachment handling
     response = send_file(
         file_path,
-        mimetype=mimetype,
+        mimetype=mime,
         conditional=True,
-        as_attachment=as_attachment ,
-        download_name=download_name
+        as_attachment=ask_download,
+        download_name=filename if ask_download else None
     )
-    
-    if as_attachment:
-        response.headers['X-Content-Type-Options'] = 'nosniff'
-    
-    if not as_attachment :
+    if not ask_download:
         response.headers['Content-Disposition'] = 'inline'
     response.headers['Cache-Control'] = 'public, max-age=86400'