Fix:

Added assertCapacity() checks before saving (matches single receive)
Added applyCapacityDelta() after save to increment counters
Now validates warehouse → yard → zone capacity hierarchy
Single receive already had both checks; bulk receive was gap.

apps/edr-freight-api/src/modules/maintenance/maintenance.controller.ts

@@ -44,6 +44,13 @@ export class MaintenanceController {
     return this.maintenanceService.updateMaintenanceSchedule(id, dto);
   }
 
+  @Get('due-board')
+  @BookingStaff([FREIGHT_PERMS.maintenance.view, FREIGHT_PERMS.fleetDashboard.view])
+  @ApiOperation({ summary: 'Fleet-wide next-due maintenance board (by date and km)' })
+  async getDueBoard() {
+    return this.maintenanceService.getDueBoard();
+  }
+
   @Get('upcoming/:vehicleId')
   @BookingStaff(FREIGHT_PERMS.maintenance.view)
   @ApiOperation({ summary: 'Get upcoming maintenance' })