per-user trade-direction access scope

apps/edr-freight-api/src/modules/train-scheduling/booking-batch.service.ts

@@ -1437,6 +1437,7 @@ export class BookingBatchService implements OnModuleInit {
    */
   async getBatchBoard(
     query: BatchBoardQueryDto = {},
+    allowedDirections?: string[],
   ): Promise<BatchBoardListResponse> {
     // Board cards are heavy (per-schedule booking summaries), so the default
     // page is smaller than the toolkit-wide 20.
@@ -1444,6 +1445,11 @@ export class BookingBatchService implements OnModuleInit {
       defaultPageSize: 12,
     });
 
+    // The board is IMPORT-only — a user scoped away from IMPORT sees nothing.
+    if (allowedDirections && !allowedDirections.includes("IMPORT")) {
+      return { items: [], meta: buildPaginationMeta(0, page, pageSize) };
+    }
+
     // Status filter: any subset of the lifecycle. Omitted = all statuses, so
     // arrived / cancelled / dispatched schedules stay visible as history.
     const allowedStatuses = new Set<string>(BATCH_BOARD_STATUSES);