fix(printer): 调整二维码边距和图片旋转逻辑

- 修改二维码距离左边缘的图片宽度比例从 0.075 为 0.05
- 修正图片旋转角度判断逻辑，确保横向处理正确
- 移除下载 URL 中的域名替换操作，使用原始地址直接下载

src/main/java/com/ycwl/basic/image/watermark/operator/PrinterDefaultWatermarkOperator.java

@@ -47,7 +47,7 @@ public class PrinterDefaultWatermarkOperator implements IOperator {
     public static int OFFSET_Y = 15;
     public static Color BG_COLOR = Color.WHITE;
     public static int QRCODE_SIZE = 150;
-    public static double QRCODE_LEFT_MARGIN_RATIO = 0.075;  // 二维码距离左边缘的图片宽度比例
+    public static double QRCODE_LEFT_MARGIN_RATIO = 0.05;  // 二维码距离左边缘的图片宽度比例
     public static int QRCODE_OFFSET_Y = -35;
 
     public static int SCENIC_FONT_SIZE = 42;

src/main/java/com/ycwl/basic/service/printer/impl/PrinterServiceImpl.java

@@ -789,14 +789,14 @@ public class PrinterServiceImpl implements PrinterService {
                             boolean needRotation = false;
 
                             try {
-                                HttpUtil.downloadFile(item.getCropUrl().replace("oss.zhentuai.com", "frametour-assets.oss-cn-shanghai-internal.aliyuncs.com"), originalFile);
+                                HttpUtil.downloadFile(item.getCropUrl(), originalFile);
 
                                 // 判断图片方向并处理旋转
                                 boolean isLandscape = false;
                                 try {
                                     Integer rotate = JacksonUtil.getInt(item.getCrop(), "rotation");
                                     if (rotate != null) {
-                                        isLandscape = rotate % 180 != 0;
+                                        isLandscape = rotate % 180 == 0;
                                     }
                                 } catch (Exception ignored) {
                                 }