feat: 新增频道管理功能，优化整体UI与交互体验

本次提交完成了以下核心变更：
1.  新增完整的频道管理模块，包括频道增删改查API、页面组件与权限配置
2.  为短剧功能添加频道关联字段，支持将短剧绑定到指定频道
3.  全局UI优化：统一使用Panel组件重构页面布局，统一样式规范与交互细节
4.  表格与日志组件优化：新增请求方法颜色标记、耗时高亮、状态码分级展示
5.  登录页、个人中心、布局等页面的视觉升级与交互优化
6.  完善全局TailwindCSS样式与组件样式自定义

src/Profile/index.tsx

@@ -1,7 +1,8 @@
 import { useEffect, useState } from 'react';
-import { Button, Card, Form, Input, Message } from '@arco-design/web-react';
+import { Button, Form, Input, Message } from '@arco-design/web-react';
 import { useNavigate } from 'react-router-dom';
 import { authApi } from '../api';
+import { Panel } from '../components/Panel';
 import { ProfileInfoList } from './components/ProfileInfoList';
 import { ProfileSummary } from './components/ProfileSummary';
 import type { AdminProfile, ChangePasswordFormValues, ProfileFormValues } from './interface';
@@ -66,12 +67,18 @@ function ProfilePage() {
 
   return (
     <div className="page-stack">
-      <div className="grid items-start gap-4 min-[901px]:grid-cols-[minmax(0,1fr)_420px]">
-        <Card className="section-card min-[901px]:row-span-2" title="个人中心" loading={loading}>
-          <ProfileSummary profile={profile} />
-          <ProfileInfoList profile={profile} />
-        </Card>
-        <Card className="section-card" title="修改个人信息">
+      <div className="grid items-start gap-5 min-[901px]:grid-cols-[minmax(0,1fr)_420px]">
+        <Panel title="个人中心" className="min-[901px]:row-span-2">
+          {loading ? (
+            <div className="py-12 text-center text-muted">加载中...</div>
+          ) : (
+            <>
+              <ProfileSummary profile={profile} />
+              <ProfileInfoList profile={profile} />
+            </>
+          )}
+        </Panel>
+        <Panel title="修改个人信息">
           <Form form={form} layout="vertical" onSubmit={updateProfile}>
             <Form.Item label="姓名" field="nickname">
               <Input placeholder="请输入姓名" />
@@ -81,8 +88,8 @@ function ProfilePage() {
             </Form.Item>
             <Button type="primary" htmlType="submit" loading={saving}>保存修改</Button>
           </Form>
-        </Card>
-        <Card className="section-card" title="修改密码">
+        </Panel>
+        <Panel title="修改密码">
           <Form form={passwordForm} layout="vertical" onSubmit={changePassword}>
             <Form.Item label="旧密码" field="oldPassword" rules={[{ required: true }]}>
               <Input.Password placeholder="请输入旧密码" />
@@ -95,7 +102,7 @@ function ProfilePage() {
             </Form.Item>
             <Button type="primary" htmlType="submit" loading={changingPassword}>确认修改</Button>
           </Form>
-        </Card>
+        </Panel>
       </div>
     </div>
   );