feat: Introduce configurable docs link and remove hardcoded chat links

- Added a new GeneralSetting struct to manage configurable docs link
- Removed hardcoded ChatLink and ChatLink2 variables across multiple files
- Updated frontend components to dynamically render docs link from status
- Simplified chat and link-related logic in various components
- Added a warning modal for quota per unit setting in operation settings

web/src/pages/Setting/index.js

@@ -16,10 +16,7 @@ const Setting = () => {
   const navigate = useNavigate();
   const location = useLocation();
   const [tabActiveKey, setTabActiveKey] = useState('1');
-  let panes = [
-    {
-    },
-  ];
+  let panes = [];
 
   if (isRoot()) {
     panes.push({