fix 文件导出类型的contentType

server-wx-api/src/main/java/cn/exploring/engine/server/wx/web/PointController.java

@@ -55,7 +55,9 @@ public class PointController {
         FileInputStream in = null;
         try {
             in = new FileInputStream(file);
-            return ResponseUtil.ok(storageService.store(in, file.length(), "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", file.getName(), storageService.generateKey(file.getName())));
+            // return ResponseUtil.ok(storageService.store(in, file.length(), "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", file.getName(), storageService.generateKey(file.getName())));
+            return ResponseUtil.ok(storageService.store(in, file.length(), "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8", file.getName(), storageService.generateKey(file.getName())));
+
         } catch (FileNotFoundException e) {
             throw new RuntimeException(e);
         } finally {