创建商品，图片url加上尺寸

ch-core/src/main/java/com/wwdz/ch/core/storage/StorageService.java

@@ -64,8 +64,9 @@ public class StorageService {
 		} catch (IOException e) {
 			throw new RuntimeException(e);
 		}
-		String keyName = CommConsts.UPLOAD_PRE_DIRECTORY + CommonUtils.getUUID() + "_" + bufferedImage.getWidth() + "x" + bufferedImage.getHeight();
-		InputStream imageStream = bufferedImageToInputStream(bufferedImage, MediaTypeEnum.getByMime(contentType) == null ? MediaTypeEnum.IMAGE_JPG.getExt() : MediaTypeEnum.getByMime(contentType).getExt());
+		String type = MediaTypeEnum.getByMime(contentType) == null ? MediaTypeEnum.IMAGE_JPG.getExt() : MediaTypeEnum.getByMime(contentType).getExt();
+		String keyName = CommConsts.UPLOAD_PRE_DIRECTORY + CommonUtils.getUUID() + "_" + bufferedImage.getWidth() + "x" + bufferedImage.getHeight()+ "." + type;
+		InputStream imageStream = bufferedImageToInputStream(bufferedImage, type);
 		storage.store(imageStream, contentLength, contentType, keyName);
 		return generateUrl(keyName);