This project pursued two research questions: could a single browser-native file fully replace FIGEAC AERO Tunisie's manual Excel-based SQCDP pilotage, and could a lightweight in-browser forecasting model match server-side alternatives on short industrial time-series? Four objectives operationalized those questions. The first was to automate the data flow by reading directly from the existing workbook through a client-side parser, eliminating copy-paste errors and version conflicts. The second was to centralise all KPI calculations inside the dashboard, recomputing every metric from raw source