feat: 添加一个急需缩放功能的pdf插件

package.json

@@ -14,6 +14,7 @@
     "axios": "^1.7.3",
     "lodash": "^4.17.21",
     "naive-ui": "^2.39.0",
+    "pdfjs-dist": "^4.5.136",
     "sass": "^1.77.8",
     "vue": "^3.4.35",
     "xgplayer": "^3.0.20",
@@ -22,6 +23,7 @@
   "devDependencies": {
     "@types/lodash": "^4.17.7",
     "@types/node": "^22.1.0",
+    "@types/pdfjs-dist": "^2.10.378",
     "@vitejs/plugin-vue": "^5.1.2",
     "typescript": "^5.5.3",
     "vite": "^5.4.0",