changes

apps/edr-freight-api/src/modules/train-scheduling/wagon-plan.util.ts

@@ -38,6 +38,13 @@ export type WagonPlanSlot = {
   assignedWeightTons: number;
   allocations: WagonAllocationRecord[];
   slotLoadType?: SlotLoadType;
+  /**
+   * Leg occupancy for sub-corridor bookings (dynamic consist): the slot boards
+   * at boardYardId and alights at alightYardId. Null = the schedule's own
+   * endpoint (whole-route slot, legacy behavior).
+   */
+  boardYardId?: string | null;
+  alightYardId?: string | null;
 };
 
 export type ContainerUnitRow = {