enhance contract and booking services with server-side search and validation improvements

- Added  parameter to  and  for server-side free-text search on contract reference, company name, and booking details.
- Introduced new validation errors in  for container clashes and space issues when creating bookings.
- Implemented paginated dropdown settings retrieval in .
- Updated  to fetch active yards using a new method that handles pagination.
- Enhanced  with a  method to fetch all records by walking through pages.
- Refactored  to support filtering and pagination in schedule listings.
- Improved  to return a paginated list of facilities.
- Updated UI components in  and  to utilize debounced search inputs for better performance.
- Added alerts in  to inform users about booking constraints related to splits and capacity.
- Enhanced  to display notifications for split bookings and capacity usage.

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

@@ -852,11 +852,12 @@ export class ContractsController {
 
   @Get(':id/capacity')
   @ApiOperation({
-    summary: 'Remaining bookable quantity per cargo line (GENERAL draw-down cap)',
+    summary:
+      'Remaining bookable quantity per cargo line (GENERAL draw-down cap, or the outstanding remainder of a split ONE_TIME contract)',
   })
   async capacity(@Param('id', ParseUUIDPipe) id: string) {
     const contract = await this.contractsService.findById(id);
-    return this.contractBookingService.computeCapacity(contract);
+    return this.contractBookingService.capacityView(contract);
   }
 
   // ── Clearance milestones (doc §11.3, §12.2) ────────────────────────────────