feat(hands): restructure Hands UI with Chinese localization

Major changes:
- Add HandList.tsx component for left sidebar
- Add HandTaskPanel.tsx for middle content area
- Restructure Sidebar tabs: 分身/HANDS/Workflow
- Remove Hands tab from RightPanel
- Localize all UI text to Chinese
- Archive legacy OpenClaw documentation
- Add Hands integration lessons document
- Update feature checklist with new components

UI improvements:
- Left sidebar now shows Hands list with status icons
- Middle area shows selected Hand's tasks and results
- Consistent styling with Tailwind CSS
- Chinese status labels and buttons

Documentation:
- Create docs/archive/openclaw-legacy/ for old docs
- Add docs/knowledge-base/hands-integration-lessons.md
- Update docs/knowledge-base/feature-checklist.md
- Update docs/knowledge-base/README.md

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tests/desktop/general-settings.test.tsx

@@ -0,0 +1,98 @@
+import { beforeEach, describe, expect, it, vi } from 'vitest';
+
+const useGatewayStoreMock = vi.fn();
+const useChatStoreMock = vi.fn();
+const getStoredGatewayUrlMock = vi.fn(() => 'ws://127.0.0.1:18789');
+const getStoredGatewayTokenMock = vi.fn(() => 'stored-token');
+
+vi.mock('../../desktop/src/store/gatewayStore', () => ({
+  useGatewayStore: () => useGatewayStoreMock(),
+}));
+
+vi.mock('../../desktop/src/store/chatStore', () => ({
+  useChatStore: () => useChatStoreMock(),
+}));
+
+vi.mock('../../desktop/src/lib/gateway-client', () => ({
+  getStoredGatewayUrl: () => getStoredGatewayUrlMock(),
+  getStoredGatewayToken: () => getStoredGatewayTokenMock(),
+}));
+
+describe('General settings local gateway diagnostics', () => {
+  let refreshLocalGatewayMock: ReturnType<typeof vi.fn>;
+
+  beforeEach(() => {
+    vi.clearAllMocks();
+    refreshLocalGatewayMock = vi.fn(async () => ({ supported: true }));
+
+    useGatewayStoreMock.mockReturnValue({
+      connectionState: 'connected',
+      gatewayVersion: '2026.3.11',
+      error: null,
+      localGatewayBusy: false,
+      localGateway: {
+        supported: true,
+        cliAvailable: true,
+        serviceLoaded: true,
+        serviceLabel: 'OpenClaw Gateway',
+        serviceStatus: 'running',
+        port: 18789,
+        portStatus: 'busy',
+        probeUrl: 'ws://127.0.0.1:18789',
+        listenerPids: [1234],
+        runtimeSource: 'bundled',
+        runtimePath: 'C:/ZCLAW/resources/openclaw-runtime',
+        error: null,
+      },
+      quickConfig: {
+        gatewayUrl: 'ws://127.0.0.1:18789',
+        gatewayToken: '',
+        theme: 'light',
+        autoStart: false,
+        showToolCalls: false,
+      },
+      connect: vi.fn(async () => {}),
+      disconnect: vi.fn(),
+      saveQuickConfig: vi.fn(async () => {}),
+      refreshLocalGateway: refreshLocalGatewayMock,
+      startLocalGateway: vi.fn(async () => undefined),
+      stopLocalGateway: vi.fn(async () => undefined),
+      restartLocalGateway: vi.fn(async () => undefined),
+    });
+
+    useChatStoreMock.mockReturnValue({
+      currentModel: 'glm-5',
+    });
+  });
+
+  it('renders bundled runtime diagnostics and refreshes local gateway status on mount', async () => {
+    const reactModule = 'react';
+    const reactDomClientModule = 'react-dom/client';
+    const [{ act, createElement }, { createRoot }, { General }] = await Promise.all([
+      import(reactModule),
+      import(reactDomClientModule),
+      import('../../desktop/src/components/Settings/General'),
+    ]);
+
+    const container = document.createElement('div');
+    document.body.appendChild(container);
+    const root = createRoot(container);
+    (globalThis as typeof globalThis & { IS_REACT_ACT_ENVIRONMENT?: boolean }).IS_REACT_ACT_ENVIRONMENT = true;
+
+    await act(async () => {
+      root.render(createElement(General));
+    });
+
+    expect(container.textContent).toContain('本地 Gateway');
+    expect(container.textContent).toContain('运行时来源');
+    expect(container.textContent).toContain('内置运行时');
+    expect(container.textContent).toContain('运行时路径');
+    expect(container.textContent).toContain('C:/ZCLAW/resources/openclaw-runtime');
+    expect(refreshLocalGatewayMock).toHaveBeenCalledTimes(1);
+
+    await act(async () => {
+      root.unmount();
+    });
+    container.remove();
+  });
+});