feat(image): 添加图像超分处理功能

- 新增 ImageSRStage 类实现图像超分辨率处理
- 在 AioDeviceController 中启用图像超分和增强的 Stage
- 修改 ImageEnhanceStage 配置检查逻辑，增加空值和占位符检测
- 为图像处理 Pipeline 添加超分 Stage
- 增加 ImageSRStage 的单元测试覆盖各种配置和执行情况
- 实现百度云图像超分 API 的调用和结果处理逻辑

src/main/java/com/ycwl/basic/controller/extern/AioDeviceController.java

@@ -9,6 +9,7 @@ import com.ycwl.basic.image.pipeline.core.PipelineBuilder;
 import com.ycwl.basic.image.pipeline.core.PhotoProcessContext;
 import com.ycwl.basic.image.pipeline.stages.DownloadStage;
 import com.ycwl.basic.image.pipeline.stages.ImageEnhanceStage;
+import com.ycwl.basic.image.pipeline.stages.ImageSRStage;
 import com.ycwl.basic.image.pipeline.stages.SourcePhotoUpdateStage;
 import com.ycwl.basic.image.pipeline.stages.CleanupStage;
 import com.ycwl.basic.mapper.AioDeviceMapper;
@@ -155,10 +156,9 @@ public class AioDeviceController {
                             photo.getGoodsId(), photo.getUrl(), photo.getScenicId()
                     );
 
-                    // 启用图像增强Stage
-                    Map<String, Boolean> stageConfig = new HashMap<>();
-                    stageConfig.put("image_enhance", true);
-                    context.loadStageConfig(null, stageConfig);
+                    // 启用图像增强和超分的Stage
+                    context.enableStage("image_enhance");
+                    context.enableStage("image_sr");
 
                     // 执行Pipeline
                     boolean success = superResolutionPipeline.execute(context);
@@ -243,7 +243,7 @@ public class AioDeviceController {
 
         return new PipelineBuilder<PhotoProcessContext>("SourcePhotoSuperResolutionPipeline")
                 .addStage(new DownloadStage())                                    // 1. 下载图片
-                .addStage(new ImageEnhanceStage(config))                         // 2. 图像增强(超分)
+                .addStage(new ImageEnhanceStage(config)).addStage(new ImageSRStage(config)) // 2. 图像增强(超分)
                 .addStage(new SourcePhotoUpdateStage(sourceService, sourceId))   // 3. 上传并更新数据库
                 .addStage(new CleanupStage())                                    // 4. 清理临时文件
                 .build();