Federico Fatica enhanced the pagopa/pn-troubleshooting repository by delivering a targeted data-set update to support tender and invoicing workflows. He added a new CSV data file to the data directory, aligning the schema with essential fields such as CAP, RS_Recapitista, and RS_Lotto to enable more reliable data-driven operations. Federico applied data modeling and integrity checks to correct recent tender entries, ensuring consistency for downstream processing. His work involved close collaboration for data standardization and repository maintenance, leveraging skills in CSV data handling and schema design. The update improved reporting accuracy and automation potential within the tender processing workflow.