pptx文件预览库

package.json

@@ -36,6 +36,7 @@
     "mockjs2": "1.0.8",
     "moment": "^2.29.2",
     "nprogress": "^0.2.0",
+    "pptx-preview": "^1.0.1",
     "store": "^2.0.12",
     "viser-vue": "^2.4.8",
     "vue": "^2.6.14",