feat: complete cmpp platform phases 0-5

src/apps/client/ClientSettingsPage.tsx

@@ -1,5 +1,5 @@
 import { Save } from 'lucide-react';
-import { Button, Input, Select } from '@/components/ui';
+import { Button, Input } from '@/components/ui';
 
 export function ClientSettingsPage() {
   return (
@@ -17,15 +17,6 @@ export function ClientSettingsPage() {
             <Input label="联系人" defaultValue="赵先生" />
             <Input label="联系电话" defaultValue="13800000000" />
           </div>
-          <Select
-            label="默认发送通道"
-            defaultValue="east"
-            options={[
-              { label: '华东主通道', value: 'east' },
-              { label: '华南通道', value: 'south' },
-              { label: '备用通道', value: 'backup' },
-            ]}
-          />
           <Button icon={<Save size={16} />}>保存设置</Button>
         </div>
         <aside className="soft-panel">