feat(permissions): add granular permissions for train management actions

feat(train-builder): update permissions checks for train actions in UI
feat(contracts): enhance contract view and shipment request pages with new features
test(shipment-preview): add tests for customs clearing logic in booking preview
style(contract-sign-bar): create CSS for fixed sign bar layout

apps/edr-freight-api/src/modules/contracts/contract-booking.service.ts

@@ -1974,6 +1974,11 @@ export class ContractBookingService {
       isReefer: this.resolveShipmentHandlingFlag(contract, dto, 'reeferQuantity'),
       equipmentReturn: this.resolveShipmentEquipmentReturn(contract, dto),
       isGovernment: contract.isGovernment,
+      // The clearance fee is gated on this flag in BookingPricingService, and
+      // createUnderContract copies it off the contract. Omitting it here priced
+      // the preview WITHOUT the customs line the created booking is then billed
+      // — the customer confirmed one total and got invoiced a larger one.
+      customsClearingEnabled: contract.customsClearingEnabled,
       shippingLineId: null,
       contractRouteId: route?.id ?? null,
       originYardId: route?.originYardId ?? null,

apps/edr-freight-api/src/modules/contracts/shipment-preview-parity.spec.ts

@@ -0,0 +1,123 @@
+import { ContractBookingService } from './contract-booking.service';
+import type { Contract } from './entities/contract.entity';
+import type { Booking } from '../bookings/entities/booking.entity';
+import type { CreateBookingUnderContractDto } from './dto/create-booking-under-contract.dto';
+
+/**
+ * The price the customer confirms in the modal comes from validateShipment,
+ * which prices an UNSAVED twin of the booking createUnderContract will write.
+ * Any contract field that reaches the pricing service must be copied onto that
+ * twin — a field left off doesn't fail loudly, it silently drops whole charge
+ * lines from the quote while the created booking is still billed for them.
+ *
+ * The regression this locks: `customsClearingEnabled` was missing, so
+ * BookingPricingService's `if (booking.customsClearingEnabled)` gate never
+ * opened in the preview. Container bookings quoted rail freight alone, then
+ * invoiced rail + customs clearance.
+ */
+describe('shipment preview / created booking parity', () => {
+  const contract = (over: Partial<Contract> = {}): Contract =>
+    ({
+      id: 'c1',
+      freightType: 'CONTAINER',
+      tradeDirection: 'EXPORT',
+      paymentCurrency: 'ETB',
+      serviceTypeId: 'svc1',
+      customsClearingEnabled: true,
+      equipmentReturn: 'NO_RETURN',
+      isHazardous: false,
+      isReefer: false,
+      isGovernment: false,
+      cargoScope: [],
+      firstMilePickupAddress: null,
+      lastMileDeliveryAddress: null,
+      ...over,
+    }) as Contract;
+
+  /**
+   * Run validateShipment against stubbed collaborators and hand back the
+   * booking the pricing service was actually asked to price.
+   */
+  const previewBookingFor = async (c: Contract): Promise<Booking> => {
+    let priced: Booking | null = null;
+
+    const svc = {
+      contractsRepository: { findByIdWithRelations: async () => c },
+      bookingPricingService: {
+        computePriceForBooking: async (b: Booking) => {
+          priced = b;
+          return {
+            lineItems: [],
+            totalAmount: 0,
+            currency: 'ETB',
+            overweightLines: [],
+            hardBlocked: [],
+          };
+        },
+      },
+      ruleEngineService: { capacityViolations: async () => [] },
+      resolveRoute: async () => null,
+      resolveShipmentCurrency: () => 'ETB',
+      resolveCargoTypeId: () => null,
+      resolveShipmentHandlingFlag: () => false,
+      resolveShipmentEquipmentReturn: () => c.equipmentReturn,
+      resolveBulkTons: () => 0,
+      resolveBulkWeightTons: () => 0,
+      resolveContainerTypeForSize: async () => ({ id: 'ct40', sizeFt: 40 }),
+      handlingCounts: () => ({
+        hazardousQuantity: 0,
+        reeferQuantity: 0,
+        returnQuantity: 0,
+      }),
+      max20ftPairDiffTons: async () => 2,
+      findContainerClashesOnTrain: async () => [],
+    };
+
+    const dto = {
+      containers: [
+        {
+          containerSize: '40ft',
+          quantity: 2,
+          units: [{ vgmTons: 10 }, { vgmTons: 10 }],
+        },
+      ],
+    } as unknown as CreateBookingUnderContractDto;
+
+    await (
+      ContractBookingService.prototype as unknown as {
+        validateShipment: (
+          this: unknown,
+          id: string,
+          dto: CreateBookingUnderContractDto,
+        ) => Promise<unknown>;
+      }
+    ).validateShipment.call(svc, 'c1', dto);
+
+    if (!priced) throw new Error('pricing service was never called');
+    return priced;
+  };
+
+  it('prices the preview with customs clearing on when the contract clears', async () => {
+    // Without this the clearance fee is quoted as 0 and billed in full later.
+    const booking = await previewBookingFor(contract());
+    expect(booking.customsClearingEnabled).toBe(true);
+  });
+
+  it('leaves customs clearing off when the contract does not clear', async () => {
+    const booking = await previewBookingFor(
+      contract({ customsClearingEnabled: false }),
+    );
+    expect(booking.customsClearingEnabled).toBe(false);
+  });
+
+  it('carries the contract mile legs so trucking is quoted too', async () => {
+    const booking = await previewBookingFor(
+      contract({
+        firstMilePickupAddress: 'Modjo Dry Port',
+        lastMileDeliveryAddress: 'Djibouti Port',
+      }),
+    );
+    expect(booking.firstMilePickupAddress).toBe('Modjo Dry Port');
+    expect(booking.lastMileDeliveryAddress).toBe('Djibouti Port');
+  });
+});