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>

plugins/zclaw-ui/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@zclaw/ui",
+  "name": "@zclaw/zclaw-ui",
   "version": "0.1.0",
   "description": "UI extension RPC methods for ZCLAW Tauri desktop app",
   "main": "dist/index.js",