feat: Add role specifications for 三省六部 architecture

- Introduced role specifications for 尚书省 (shangshu), 刑部 (xingbu), and 中书省 (zhongshu) to facilitate task management and execution flow.
- Implemented quality gates for each phase of the process to ensure compliance and quality assurance.
- Established a coordinator role to manage the overall workflow and task distribution among the departments.
- Created a team configuration file to define roles, responsibilities, and routing rules for task execution.
- Added localization support for DeepWiki in both English and Chinese, enhancing accessibility for users.

ccw/frontend/src/locales/en/navigation.json

@@ -102,7 +102,8 @@
   "toolbar": {
     "a2ui": {
       "button": "A2UI",
-      "quickAction": "A2UI Quick Action"
+      "quickAction": "A2UI Quick Action",
+      "unavailable": "No A2UI action available"
     }
   }
 }