Dateimodal überarbeiten und Dateitypen pflegen

backend/src/routes/admin.ts

@@ -45,36 +45,42 @@ export default async function adminRoutes(server: FastifyInstance) {
                     name: "Rechnungen",
                     color: "#16a34a",
                     createdDocumentType: "invoices",
+                    isSystemUsed: true,
                 },
                 {
                     tenant: tenantId,
                     name: "Angebote",
                     color: "#2563eb",
                     createdDocumentType: "quotes",
+                    isSystemUsed: true,
                 },
                 {
                     tenant: tenantId,
                     name: "Auftragsbestätigungen",
                     color: "#7c3aed",
                     createdDocumentType: "confirmationOrders",
+                    isSystemUsed: true,
                 },
                 {
                     tenant: tenantId,
                     name: "Lieferscheine",
                     color: "#ea580c",
                     createdDocumentType: "deliveryNotes",
+                    isSystemUsed: true,
                 },
                 {
                     tenant: tenantId,
                     name: "Eingangsrechnungen",
                     color: "#dc2626",
                     incomingDocumentType: "invoices",
+                    isSystemUsed: true,
                 },
                 {
                     tenant: tenantId,
                     name: "Mahnungen",
                     color: "#b91c1c",
                     incomingDocumentType: "reminders",
+                    isSystemUsed: true,
                 },
             ])
             .returning({