解决跨域问题

src/main/java/com/fdkankan/renderer/service/ISceneService.java

@@ -23,7 +23,7 @@ public interface ISceneService extends IService<Scene> {
 
     Scene getByNum(String num);
 
-    SceneDetailVo getDetail(String num) throws IOException;
+    SceneDetailVo getDetail(String num) throws Exception;
 
     String uploadFile(MultipartFile file, String num) throws IOException;
 

src/main/java/com/fdkankan/renderer/service/impl/SceneServiceImpl.java

@@ -75,7 +75,7 @@ public class SceneServiceImpl extends ServiceImpl<SceneMapper, Scene> implements
     }
 
     @Override
-    public SceneDetailVo getDetail(String num) throws IOException {
+    public SceneDetailVo getDetail(String num) throws Exception {
         Scene scene = this.getByNum(num);
         if(Objects.isNull(scene)){
             throw new BusinessException(ErrorCode.FAILURE_CODE_5005);