移除状态检测功能，专注核心切换功能

- 删除 checkProviderStatus 函数和相关 IPC 处理
- 移除 App.tsx 中所有状态检测相关的状态和函数
- 简化 ProviderList.tsx，去除状态显示和检查按钮
- 清理 types.ts 中的 ProviderStatus 类型定义
- 界面更简洁，专注于供应商切换这一核心功能

src/renderer/components/ProviderList.tsx

@@ -1,45 +1,22 @@
 import React from 'react'
-import { Provider, ProviderStatus } from '../../shared/types'
+import { Provider } from '../../shared/types'
 import './ProviderList.css'
 
 interface ProviderListProps {
   providers: Record<string, Provider>
   currentProviderId: string
-  statuses: Record<string, ProviderStatus>
-  checkingStatus: Record<string, boolean>
   onSwitch: (id: string) => void
   onDelete: (id: string) => void
   onEdit: (id: string) => void
-  onCheckStatus: (id: string) => void
 }
 
 const ProviderList: React.FC<ProviderListProps> = ({
   providers,
   currentProviderId,
-  statuses,
-  checkingStatus,
   onSwitch,
   onDelete,
-  onEdit,
-  onCheckStatus
+  onEdit
 }) => {
-  const formatResponseTime = (time: number) => {
-    if (time < 0) return '-'
-    return `${time}ms`
-  }
-
-  const getStatusIcon = (status?: ProviderStatus) => {
-    if (!status) return '⏳'
-    return status.isOnline ? '✅' : '❌'
-  }
-
-  const getStatusText = (status?: ProviderStatus, isChecking?: boolean) => {
-    if (isChecking) return '检查中...'
-    if (!status) return '未检查'
-    if (status.isOnline) return '正常'
-    return status.error || '连接失败'
-  }
-
   return (
     <div className="provider-list">
       {Object.values(providers).length === 0 ? (
@@ -50,8 +27,6 @@ const ProviderList: React.FC<ProviderListProps> = ({
       ) : (
         <div className="provider-items">
           {Object.values(providers).map((provider) => {
-            const status = statuses[provider.id]
-            const isChecking = checkingStatus[provider.id]
             const isCurrent = provider.id === currentProviderId
             
             return (
@@ -66,7 +41,6 @@ const ProviderList: React.FC<ProviderListProps> = ({
                       name="provider"
                       checked={isCurrent}
                       onChange={() => onSwitch(provider.id)}
-                      disabled={!status?.isOnline}
                     />
                     <span>{provider.name}</span>
                     {isCurrent && <span className="current-badge">当前使用</span>}
@@ -74,24 +48,7 @@ const ProviderList: React.FC<ProviderListProps> = ({
                   <div className="provider-url">{provider.apiUrl}</div>
                 </div>
                 
-                <div className="provider-status">
-                  <span className="status-icon">{isChecking ? '🔄' : getStatusIcon(status)}</span>
-                  <span className="status-text">{getStatusText(status, isChecking)}</span>
-                  {status?.isOnline && !isChecking && (
-                    <span className="response-time">
-                      {formatResponseTime(status.responseTime)}
-                    </span>
-                  )}
-                </div>
-                
                 <div className="provider-actions">
-                  <button 
-                    className="check-btn"
-                    onClick={() => onCheckStatus(provider.id)}
-                    disabled={true}
-                  >
-                    {isChecking ? '检查中' : '检查状态'}
-                  </button>
                   <button 
                     className="enable-btn"
                     onClick={() => onSwitch(provider.id)}