Fix: Corretto errore PDF, keywords e barra di caricamento

app.py

@@ -205,12 +205,11 @@ def download_report():
     pdf.set_font("Arial", "I", 9)
     pdf.cell(0, 10, "© 2025 NORUS Tool", 0, 0, "C")
 
-    # Salva il PDF in memoria
-    pdf_output = BytesIO()
-    pdf.output(pdf_output, 'F')
-    pdf_output.seek(0)  # Riavvolgi il file in memoria per l'invio
+    # Salva il PDF nella cartella uploads
+    output_path = os.path.join(app.config["UPLOAD_FOLDER"], "NORUS_Report.pdf")
+    pdf.output(output_path, 'F')  # Salva il file sul disco
 
-    return send_file(pdf_output, as_attachment=True, download_name="NORUS_Report.pdf")
+    return send_file(output_path, as_attachment=True)  # Forza il download del file PDF
 
 if __name__ == "__main__":
     app.run(debug=True, host="0.0.0.0", port=7860)