添加插入文件功能

package-lock.json

@@ -58,6 +58,7 @@
         "markdown-it-container": "^4.0.0",
         "monaco-editor": "^0.52.2",
         "openai": "^4.77.0",
+        "pretty-bytes": "^6.1.1",
         "tippy.js": "^6.3.7",
         "turndown": "^7.2.0",
         "vite-plugin-svg-icons": "^2.0.1"
@@ -5153,6 +5154,17 @@
         "posthtml-render": "^1.0.6"
       }
     },
+    "node_modules/pretty-bytes": {
+      "version": "6.1.1",
+      "resolved": "https://registry.npmjs.org/pretty-bytes/-/pretty-bytes-6.1.1.tgz",
+      "integrity": "sha512-mQUvGU6aUFQ+rNvTIAcZuWGRT9a6f6Yrg9bHs4ImKF+HZCEK+plBvnAZYSIQztknZF2qnzNtr6F8s0+IuptdlQ==",
+      "engines": {
+        "node": "^14.13.1 || >=16.0.0"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/prosemirror-changeset": {
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/prosemirror-changeset/-/prosemirror-changeset-2.2.1.tgz",