update: 限制文件上传类型

src/components/disk-file-upload/disk-file-upload.vue

@@ -33,6 +33,7 @@
                         :disabled="disabled"
                         :action="getAction()"
                         :headers="myHeaders"
+                        :before-upload="beforeUpload"
                         :file-list="uploadFileList"
                         :show-file-list="false"
                         :http-request="customUploadFile">