fix: edit vehicle null fix

backend/src/features/vehicles/domain/vehicles.service.ts

@@ -29,11 +29,14 @@ export class VehiclesService {
   }
   
   async createVehicle(data: CreateVehicleRequest, userId: string): Promise<VehicleResponse> {
-    logger.info('Creating vehicle', { userId, vin: data.vin, licensePlate: (data as any).licensePlate });
+    logger.info('Creating vehicle', { userId, vin: data.vin, licensePlate: data.licensePlate });
+
+    // Pre-1981 vehicles have no VIN format requirement
+    const isPreModern = data.year && data.year < 1981;
 
     if (data.vin) {
-      // Validate VIN if provided
-      if (!isValidVIN(data.vin)) {
+      // Validate VIN format only for modern vehicles (1981+)
+      if (!isPreModern && !isValidVIN(data.vin)) {
         throw new Error('Invalid VIN format');
       }
       // Duplicate check only when VIN is present

backend/src/features/vehicles/domain/vehicles.types.ts

@@ -32,6 +32,7 @@ export interface Vehicle {
 
 export interface CreateVehicleRequest {
   vin?: string;
+  year?: number;
   make?: string;
   model?: string;
   engine?: string;
@@ -101,6 +102,14 @@ export interface VINDecodeResult {
 // Fastify-specific types for HTTP handling
 export interface CreateVehicleBody {
   vin?: string;
+  year?: number;
+  make?: string;
+  model?: string;
+  engine?: string;
+  transmission?: string;
+  trimLevel?: string;
+  driveType?: string;
+  fuelType?: string;
   nickname?: string;
   color?: string;
   licensePlate?: string;