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-feishu/openclaw.plugin.json

@@ -14,8 +14,7 @@
       "verificationToken": { "type": "string" },
       "encryptKey": { "type": "string" },
       "webhookUrl": { "type": "string" }
-    },
-    "required": ["appId", "appSecret"]
+    }
   },
   "uiHints": {
     "appId": { "label": "飞书 App ID", "placeholder": "cli_xxxxxxxxxxxx" },

plugins/zclaw-feishu/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@zclaw/feishu",
+  "name": "@zclaw/zclaw-feishu",
   "version": "0.1.0",
   "description": "Feishu (Lark) channel plugin for ZCLAW",
   "main": "dist/index.js",