fix: Short VIN Storage - Issue #1

backend/src/features/vehicles/api/vehicles.controller.ts

@@ -114,20 +114,29 @@ export class VehiclesController {
     try {
       const userId = (request as any).user.sub;
       const { id } = request.params;
-      
+
       const vehicle = await this.vehiclesService.updateVehicle(id, request.body, userId);
-      
+
       return reply.code(200).send(vehicle);
     } catch (error: any) {
       logger.error('Error updating vehicle', { error, vehicleId: request.params.id, userId: (request as any).user?.sub });
-      
+
       if (error.message === 'Vehicle not found' || error.message === 'Unauthorized') {
         return reply.code(404).send({
           error: 'Not Found',
           message: 'Vehicle not found'
         });
       }
-      
+
+      if (error.message === 'Invalid VIN format' ||
+          error.message === 'Invalid VIN format for pre-1981 vehicle' ||
+          error.message === 'Vehicle with this VIN already exists') {
+        return reply.code(400).send({
+          error: 'Bad Request',
+          message: error.message
+        });
+      }
+
       return reply.code(500).send({
         error: 'Internal server error',
         message: 'Failed to update vehicle'