feat: add car inquiries with resilience, ownership privacy, and retry visibility

Introduce plate, chassis, and third-party car endpoints, a wall-clock inquiry
deadline with transport-only retries, and ownership-safe no-match errors so
another person's identity never leaks.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/common/exceptions/inquiry.exception.ts

@@ -1,4 +1,5 @@
 import { HttpException, HttpStatus } from '@nestjs/common';
+import { AttemptSummaryDto } from '../dto/attempt-summary.dto';
 import { NormalizedErrorDto } from '../dto/normalized-error.dto';
 
 export class InquiryException extends HttpException {
@@ -7,6 +8,7 @@ export class InquiryException extends HttpException {
     public readonly normalizedError: NormalizedErrorDto,
     status: HttpStatus = HttpStatus.UNPROCESSABLE_ENTITY,
     public readonly provider?: string,
+    public readonly attemptSummary?: AttemptSummaryDto,
   ) {
     super({ message, error: normalizedError }, status);
   }