Portal: truck assignment — template download next to Bulk Upload

The External Truck Assignment card only exposed the Excel template from inside the Bulk Upload modal. A Download Template  button now sits beside Bulk Upload in the card header, matching the container-import pattern in the booking form, so customers can grab the template without opening the modal first.

apps/edr-freight-web/portal/src/pages/bookings/BookingDetailPage/components/CustomerTruckAssignmentCard.tsx

@@ -25,6 +25,7 @@ import { customerTrucksService } from "@/services/customer-trucks.service";
 
 import { CardTitle, SectionCard } from "./layout";
 import { BulkTruckUploadModal } from "./BulkTruckUploadModal";
+import { generateTruckAssignmentTemplate } from "@/utils/truck-assignment-template";
 
 const TRUCK_TYPES = ["Flatbed", "Container Chassis", "Lowboy", "Box Truck", "Tipper"];
 
@@ -182,14 +183,24 @@ export function CustomerTruckAssignmentCard({
             <CardTitle>External Truck Assignment</CardTitle>
           </Group>
           <Group gap={12}>
-            <Button
-              size="xs"
-              variant="light"
-              leftSection={<Upload size={14} />}
-              onClick={() => setBulkModalOpen(true)}
-            >
-              Bulk Upload
-            </Button>
+            <Group gap="sm">
+              <Button
+                size="xs"
+                variant="default"
+                leftSection={<Download size={14} />}
+                onClick={() => generateTruckAssignmentTemplate("truck-assignments.xlsx")}
+              >
+                Download Template
+              </Button>
+              <Button
+                size="xs"
+                variant="light"
+                leftSection={<Upload size={14} />}
+                onClick={() => setBulkModalOpen(true)}
+              >
+                Bulk Upload
+              </Button>
+            </Group>
             {pendingAssignmentCount > 0 && (
               <Text size="sm" fw={600} c="#b45309">
                 {pendingAssignmentCount} container{pendingAssignmentCount !== 1 ? "s" : ""} pending assignment