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[2026-04-28 14:58:03] production.INFO: CSV import completed {"session_id":"csv_import_69f04c6b51fd30.51012998","user_id":40,"user_name":"unknown","ip_address":"152.165.119.36","user_agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36","result":{"import_id":118,"success":true,"total_rows":100,"processed_rows":100,"success_rows":100,"error_rows":0,"warning_rows":0,"has_error_file":false},"performance":{"execution_time_seconds":0.499,"start_memory_mb":30.0,"end_memory_mb":38.0,"peak_memory_mb":38.0,"memory_increase_mb":8.0},"timestamp":"2026-04-28T05:58:03.834888Z","component":"csv_import"}