优化：移除重复逻辑和语法高亮支持

- 提取文件列表排序公共函数 sortFileList
- 统一应用文件夹优先排序规则
- 移除生产环境 source map，减小打包体积
- 提升代码可维护性

web/src/components/FileSystem/index-simple.vue

@@ -24,6 +24,7 @@
 <script setup lang="ts">
 import { ref, computed, onMounted } from 'vue'
 import { Message } from '@arco-design/web-vue'
+import { sortFileList } from '@/utils/fileUtils'
 
 // 导入子组件
 import Toolbar from './components/Toolbar.vue'
@@ -138,6 +139,7 @@ const loadDirectory = async (path: string) => {
   fileLoading.value = true
   try {
     fileList.value = await listDirectory(path)
+    fileList.value = sortFileList(fileList.value)
     console.log('Files loaded:', fileList.value.length)
   } catch (error) {
     console.error('Load directory error:', error)

web/src/components/FileSystem/index.vue

@@ -117,7 +117,7 @@ import { useFileEdit } from './composables/useFileEdit'
 import { useCommonPaths } from './composables/useCommonPaths'
 
 // 导入工具函数
-import { getFileName } from '@/utils/fileUtils'
+import { getFileName, sortFileList } from '@/utils/fileUtils'
 import { isImageFile, isVideoFile, isAudioFile, isPdfFile, isHtmlFile, isMarkdownFile } from '@/utils/fileTypeHelpers'
 import { STORAGE_KEYS, DEFAULTS, UI_TEXT, VALIDATION_RULES, FILE_EXTENSIONS } from '@/utils/constants'
 
@@ -980,6 +980,7 @@ const loadDirectory = async (path: string) => {
   fileLoading.value = true
   try {
     fileList.value = await fileOps.listDirectory(path)
+    fileList.value = sortFileList(fileList.value)
   } catch (error) {
     Message.error(`加载目录失败: ${error}`)
   } finally {
@@ -1009,7 +1010,7 @@ const loadZipDirectoryContents = async (zipPath: string, currentDir: string): Pr
       filtered = allFiles.filter((f: any) => !f.path.includes('/'))
     }
 
-    return filtered.map((f: any) => ({
+    const result = filtered.map((f: any) => ({
       name: f.name,
       path: f.path,
       is_dir: f.is_dir,
@@ -1017,6 +1018,8 @@ const loadZipDirectoryContents = async (zipPath: string, currentDir: string): Pr
       mod_time: f.mod_time || '',
       is_favorite: false
     }))
+
+    return sortFileList(result)
   } catch (error) {
     console.error('加载 ZIP 目录失败:', error)
     Message.error(`加载 ZIP 目录失败: ${error}`)