fix agent issues

packages/types/src/freight/contracts.ts

@@ -412,8 +412,21 @@ export interface ClearanceT1State {
 export interface ClearanceTrainState {
   scheduleId: string | null;
   wagonAllocated: boolean;
+  /**
+   * The BOOKING's own journey: when it was loaded, and when it was unloaded at
+   * its own destination. A booking that alights mid-corridor arrives while the
+   * train rolls on, and one still on board has not arrived even though the
+   * train has — so clearance gates (T1) key on these, not on the train's.
+   */
   departedAt: string | null;
   arrivedAt: string | null;
+  /**
+   * The TRAIN's own actuals, for showing where the train physically is. Set
+   * once the schedule is dispatched / marked arrived, regardless of whether
+   * this booking has been unloaded yet.
+   */
+  scheduleDepartedAt?: string | null;
+  scheduleArrivedAt?: string | null;
 }
 
 /**