更新！

FullCardServer/src/main/java/com/zhongshu/card/server/core/controller/upLoadFile/OssController.java

@@ -57,7 +57,7 @@ public class OssController {
         return netDiskOssService.uploadMinioFile(file, param);
     }
 
-    @RequestMapping("/dl/{filename}")
+    @RequestMapping(value = "/dl/{filename}", method = RequestMethod.GET)
     @SneakyThrows
     public void download(HttpServletResponse response, @PathVariable("filename") String filename) {
         netDiskOssService.download(response, filename);