feat: add Office, PDF, and PPTX previews

package.json

@@ -66,6 +66,7 @@
     "react-dom": "^18.2.0"
   },
   "dependencies": {
+    "@aiden0z/pptx-renderer": "^1.2.4",
     "@codemirror/commands": "^6.10.4",
     "@codemirror/lang-cpp": "^6.0.3",
     "@codemirror/lang-css": "^6.3.1",
@@ -87,11 +88,16 @@
     "@codemirror/state": "^6.7.1",
     "@codemirror/view": "^6.43.8",
     "@lezer/highlight": "^1.2.3",
+    "@univerjs/preset-sheets-core": "^0.25.1",
+    "@univerjs/presets": "^0.25.1",
     "@xterm/addon-fit": "^0.10.0",
     "clsx": "^2.1.1",
+    "docx-preview": "^0.4.0",
     "node-pty": "^1.1.0",
+    "rxjs": "^7.8.2",
     "schemastery": "^3.18.0",
     "ws": "^8.18.0",
+    "xlsx": "^0.18.5",
     "xterm": "^5.3.0"
   },
   "devDependencies": {