新增 AGC 模型 Agent 模式与 Claude Agent SDK sidecar

后台模型目录增加 codex/cc 执行模式绑定，旧目录缺省兼容 Codex

AGC 客户端按模型绑定路由 Codex app-server 或 Claude Agent SDK sidecar

随包携带 Node runtime、Claude Agent SDK 与匹配平台 Claude runtime

补充模型配置、客户端选择、运行时适配、MCP 取消和定向测试

同步 AGC 模型配置规范、里程碑计划与共享决策记录

apps/admin-web/src/api/adminApiTypes.ts

@@ -1075,11 +1075,14 @@ export interface AdminRechargeRefundActionResponse {
 export interface AdminWalletRestrictionResponse {
   wallet: AdminProfileWalletPayload;
 }
+export type AdminAgcAgentMode = 'codex' | 'cc';
+
 export interface AdminAgcModel {
   id: string;
   alias: string;
   modelId: string;
   enabled: boolean;
+  agentMode: AdminAgcAgentMode;
 }
 
 export interface AdminAgcModelCatalog {

apps/admin-web/src/pages/AdminAgcModelsPage.test.tsx

@@ -23,14 +23,23 @@ vi.mock('../components/useAdminWriteConfirm', () => ({
     confirmDialog: null,
   }),
 }));
-afterEach(cleanup);
+afterEach(() => {
+  cleanup();
+  vi.clearAllMocks();
+});
 
 test('edits alias and upstream model without changing the stable identifier or revision', async () => {
   const catalog = {
     revision: 3,
     defaultModelId: 'quality',
     models: [
-      { id: 'quality', alias: '高质量', modelId: 'gpt-6-astra', enabled: true },
+      {
+        id: 'quality',
+        alias: '高质量',
+        modelId: 'gpt-6-astra',
+        enabled: true,
+        agentMode: 'codex' as const,
+      },
     ],
   };
   vi.mocked(getAgcModelCatalog).mockResolvedValue(catalog);
@@ -54,3 +63,44 @@ test('edits alias and upstream model without changing the stable identifier or r
     expect(screen.getAllByText('已保存').length).toBeGreaterThanOrEqual(2);
   });
 });
+
+test('new models default to Codex and save the selected Agent mode', async () => {
+  const catalog = {
+    revision: 3,
+    defaultModelId: 'quality',
+    models: [
+      {
+        id: 'quality',
+        alias: '高质量',
+        modelId: 'gpt-6-astra',
+        enabled: true,
+        agentMode: 'codex' as const,
+      },
+    ],
+  };
+  vi.mocked(getAgcModelCatalog).mockResolvedValue(catalog);
+  vi.mocked(saveAgcModelCatalog).mockImplementation(async (_, input) => ({
+    ...input,
+    revision: 4,
+  }));
+  render(<AdminAgcModelsPage token="test" onUnauthorized={vi.fn()} />);
+  await screen.findByDisplayValue('gpt-6-astra');
+
+  fireEvent.click(screen.getByRole('button', { name: '添加模型' }));
+  const agentMode = screen.getByLabelText('模型 2 Agent 模式');
+  expect((agentMode as HTMLSelectElement).value).toBe('codex');
+  fireEvent.change(agentMode, { target: { value: 'cc' } });
+  fireEvent.click(screen.getByRole('button', { name: '保存' }));
+
+  await waitFor(() => {
+    const calls = vi.mocked(saveAgcModelCatalog).mock.calls;
+    const payload = calls[calls.length - 1]?.[1];
+    expect(payload?.models).toHaveLength(2);
+    expect(payload?.models[1]).toMatchObject({
+      alias: '',
+      modelId: '',
+      enabled: true,
+      agentMode: 'cc',
+    });
+  });
+});

apps/admin-web/src/pages/AdminAgcModelsPage.tsx

@@ -116,6 +116,7 @@ export function AdminAgcModelsPage({
         columns={[
           { key: 'alias', label: '别名' },
           { key: 'modelId', label: '实际模型名' },
+          { key: 'agentMode', label: 'Agent 模式' },
           { key: 'enabled', label: '启用' },
           { key: 'default', label: '默认' },
           { key: 'actions', label: '操作' },
@@ -155,6 +156,7 @@ export function AdminAgcModelsPage({
                             alias: '',
                             modelId: '',
                             enabled: true,
+                            agentMode: 'codex',
                           },
                         ],
                       },
@@ -211,6 +213,21 @@ export function AdminAgcModelsPage({
                   }
                 />
               </td>
+              <td>
+                <select
+                  aria-label={`模型 ${index + 1} Agent 模式`}
+                  value={model.agentMode}
+                  disabled={busy}
+                  onChange={(e) =>
+                    update(model.id, {
+                      agentMode: e.target.value as AdminAgcModel['agentMode'],
+                    })
+                  }
+                >
+                  <option value="codex">Codex</option>
+                  <option value="cc">Claude Code</option>
+                </select>
+              </td>
               <td>
                 <input
                   aria-label={`模型 ${index + 1} 启用`}