APP

ruoyi-common/src/main/java/com/ruoyi/common/utils/file/MimeTypeUtils.java

@@ -36,7 +36,9 @@ public class MimeTypeUtils
             // 视频格式
             "mp4", "avi", "rmvb",
             // pdf
-            "pdf" };
+            "pdf" ,
+            //app
+            "wgt","apk"};
 
     public static String getExtension(String prefix)
     {