change entity names

src/modules/coupons/dto/create-coupon.dto.ts

@@ -90,7 +90,7 @@ export class CreateCouponDto {
   @IsString({ each: true })
   @ApiPropertyOptional({
     example: ['category-id-1', 'category-id-2'],
-    description: 'Array of food category IDs. If empty, coupon applies to all categories.',
+    description: 'Array of product category IDs. If empty, coupon applies to all categories.',
     type: [String],
   })
   foodCategories?: string[];
@@ -99,11 +99,11 @@ export class CreateCouponDto {
   @IsArray()
   @IsString({ each: true })
   @ApiPropertyOptional({
-    example: ['food-id-1', 'food-id-2'],
-    description: 'Array of food IDs. If empty, coupon applies to all foods.',
+    example: ['product-id-1', 'product-id-2'],
+    description: 'Array of product IDs. If empty, coupon applies to all products.',
     type: [String],
   })
-  foods?: string[];
+  products?: string[];
 
   @IsOptional()
   @IsString()