refactor: 移除ant-design-vue和tailwindcss依赖并优化样式

style: 统一使用css替换scss并调整组件样式
style: 优化组件布局和属性顺序
chore: 更新.gitignore和.eslintrc配置

novalon-manage-web/src/views/file/FileManagement.vue

@@ -4,17 +4,33 @@
       <template #header>
         <div class="card-title">
           <span>文件管理</span>
-          <el-upload :before-upload="handleUpload" :show-file-list="false">
+          <el-upload
+            :before-upload="handleUpload"
+            :show-file-list="false"
+          >
             <el-button type="primary">
               <el-icon><Upload /></el-icon> 上传文件
             </el-button>
           </el-upload>
         </div>
       </template>
-      <el-table :data="dataSource" v-loading="loading" style="width: 100%">
-        <el-table-column prop="id" label="ID" />
-        <el-table-column prop="fileName" label="文件名" />
-        <el-table-column prop="fileSize" label="文件大小" />
+      <el-table
+        v-loading="loading"
+        :data="dataSource"
+        style="width: 100%"
+      >
+        <el-table-column
+          prop="id"
+          label="ID"
+        />
+        <el-table-column
+          prop="fileName"
+          label="文件名"
+        />
+        <el-table-column
+          prop="fileSize"
+          label="文件大小"
+        />
         <el-table-column label="文件类型">
           <template #default="{ row }">
             <el-tag :type="getFileTypeTag(row.fileType)">
@@ -22,12 +38,35 @@
             </el-tag>
           </template>
         </el-table-column>
-        <el-table-column prop="storageType" label="存储方式" />
-        <el-table-column prop="createdAt" label="上传时间" />
-        <el-table-column label="操作" width="150">
+        <el-table-column
+          prop="storageType"
+          label="存储方式"
+        />
+        <el-table-column
+          prop="createdAt"
+          label="上传时间"
+        />
+        <el-table-column
+          label="操作"
+          width="150"
+        >
           <template #default="{ row }">
-            <el-button type="primary" link size="small" @click="handleDownload(row)">下载</el-button>
-            <el-button type="danger" link size="small" @click="handleDelete(row)">删除</el-button>
+            <el-button
+              type="primary"
+              link
+              size="small"
+              @click="handleDownload(row)"
+            >
+              下载
+            </el-button>
+            <el-button
+              type="danger"
+              link
+              size="small"
+              @click="handleDelete(row)"
+            >
+              删除
+            </el-button>
           </template>
         </el-table-column>
       </el-table>
@@ -83,7 +122,9 @@ const handleDelete = async (row: any) => {
     await request.delete(`/files/${row.id}`)
     ElMessage.success('删除成功')
     fetchData()
-  } catch {}
+  } catch (error) {
+    console.error('删除文件失败:', error)
+  }
 }
 
 const getFileTypeName = (fileType: string) => {
@@ -111,7 +152,7 @@ const getFileTypeTag = (fileType: string): '' | 'success' | 'warning' | 'danger'
 onMounted(() => fetchData())
 </script>
 
-<style scoped lang="scss">
+<style scoped lang="css">
 .file-management .card-title {
   display: flex;
   justify-content: space-between;