add company stamp upload functionality for contract signing

- Introduced StampUpload component for uploading company stamp images.
- Integrated stamp upload in contract signing modal, supporting PNG and JPG formats.
- Implemented validation for file type and size (max 5 MB).
- Added visual feedback for drag-and-drop functionality.
- Updated contract-related pages to handle duplicate contract alerts and pricing notices.
- Enhanced contract expiry management with a nightly sweep service.
- Added unit tests for new features and updated existing tests for contract handling.

apps/edr-freight-web/backoffice/src/services/api.ts

@@ -57,6 +57,7 @@ import type {
   EligibleContainerBookingsResponse,
   FreightType,
   ImportLoadingBookingsResponse,
+  DocReviewAlert,
   LoadingStatus,
   LocomotiveRecord,
   PinWagonsPayload,
@@ -276,6 +277,13 @@ export const api = {
       () => ["train-scheduling", "all-booking-windows"],
     ),
 
+    docReviewAlert: endpoint<void, DocReviewAlert | null>(
+      "train-scheduling",
+      "doc-review-alert",
+      () => trainSchedulingService.getDocReviewAlert(),
+      () => ["train-scheduling", "doc-review-alert"],
+    ),
+
     batchBoardDetail: endpoint<
       { scheduleId: string },
       BatchBoardScheduleDetail
@@ -1660,15 +1668,6 @@ export const api = {
       () => [["wagons"]],
     ),
 
-    reorder: endpoint<{ trainId: string; wagonIds: string[] }, Wagon[]>(
-      "wagons",
-      "reorder",
-      ({ trainId, wagonIds }) =>
-        wagonService.reorder(trainId, wagonIds).then((r) => r.data),
-      undefined,
-      () => [["wagons"]],
-    ),
-
     create: endpoint<Partial<Wagon>, Wagon>(
       "wagons",
       "create",