serverless-invoices/public/locales/fr/invoice-header.json

{
    "invoice_title": "Facture ",
    "invoice_number": "No.",
    "issued_at": "Facturé le: ",
    "due_at": "Exigible le:",
    "late_fee": "Intérets de retard:",
    "add_late_fee": "Ajouter intérets de retard",
    "modal_issued_at_title": "Facturé le",
    "modal_due_at_title": "Exigible le"
}