...e', '2.350,00'],
    ['', '', '', 'zzgl. 19 % MwSt', '446,50'],
]

for item in items:
    row_cells = table.add_row().cells
    for i, val in enumerate(item):
        row_cells[i].text = val

# Final total row
final_row = table.add_row().cells
final_row[3].text = 'Gesamtbetrag'
final_row[4].text = '2.796,50'

# Payment terms
doc.add_paragraph('\n💶 Zahlungsbedingungen')
doc.add_paragraph('Bitte überweis...