fix: isolate concurrent OpenCode chat runs

tests/unit/makelore-character-scene.test.tsx

@@ -108,4 +108,64 @@ describe('Makelore character scene partner profiles', () => {
     fireEvent.click(screen.getByRole('button', { name: '返回技能列表' }));
     expect(await screen.findByTestId('skill-library-card-agent-browser')).toBeInTheDocument();
   });
+
+  it('defers the automatic model refresh and applies it only after an explicit click', async () => {
+    const importUserModelConfig = vi.fn()
+      .mockResolvedValueOnce({
+        account: {
+          id: 'niancode-user-models',
+          vendorId: 'custom',
+          label: 'Makelore Models',
+          authMode: 'api_key',
+          enabled: true,
+          isDefault: true,
+          createdAt: '2026-08-17T00:00:00.000Z',
+          updatedAt: '2026-08-17T00:00:00.000Z',
+        },
+        importedModels: ['gpt-4.1-mini'],
+        runtimeRefreshRequired: true,
+      })
+      .mockResolvedValueOnce({
+        account: {
+          id: 'niancode-user-models',
+          vendorId: 'custom',
+          label: 'Makelore Models',
+          authMode: 'api_key',
+          enabled: true,
+          isDefault: true,
+          createdAt: '2026-08-17T00:00:00.000Z',
+          updatedAt: '2026-08-17T00:00:00.000Z',
+        },
+        importedModels: ['gpt-4.1-mini'],
+        runtimeRefreshRequired: true,
+      });
+    useAuthStore.setState({
+      accessToken: 'access-token',
+      getValidAccessToken: vi.fn().mockResolvedValue('access-token'),
+    });
+    useProviderStore.setState({
+      refreshProviderSnapshot: vi.fn().mockResolvedValue(undefined),
+      importUserModelConfig,
+    });
+
+    render(<MemoryRouter><CharacterScene /></MemoryRouter>);
+
+    fireEvent.click(screen.getByTestId('resource-card-models'));
+
+    expect(await screen.findByTestId('makelore-runtime-refresh-pending')).toBeVisible();
+    expect(importUserModelConfig).toHaveBeenNthCalledWith(1, 'access-token', {
+      runtimeRefresh: 'defer',
+    });
+
+    fireEvent.click(screen.getByTestId('makelore-model-config-refresh-button'));
+
+    await waitFor(() => {
+      expect(importUserModelConfig).toHaveBeenNthCalledWith(2, 'access-token', {
+        runtimeRefresh: 'apply',
+      });
+    });
+    await waitFor(() => {
+      expect(screen.queryByTestId('makelore-runtime-refresh-pending')).not.toBeInTheDocument();
+    });
+  });
 });