feat(knowledge): add overview page for knowledge base logs

- Implement new overview page to display file and dataset processing logs

src/pages/knowledge/components/FloatingActionButtons.tsx

@@ -4,18 +4,20 @@ import {
   Dashboard as DashboardIcon,
   Search as TestIcon,
   Settings as ConfigIcon,
-
+  ListAlt as OverviewIcon,
 } from '@mui/icons-material';
 import { useTranslation } from 'react-i18next';
 
 interface FloatingActionButtonsProps {
   onTestClick: () => void;
   onConfigClick: () => void;
+  onOverviewClick: () => void;
 }
 
 const FloatingActionButtons: React.FC<FloatingActionButtonsProps> = ({
   onTestClick,
   onConfigClick,
+  onOverviewClick,
 }) => {
   const { t } = useTranslation();
   
@@ -30,6 +32,11 @@ const FloatingActionButtons: React.FC<FloatingActionButtonsProps> = ({
       name: t('knowledge.configSettings'), 
       onClick: onConfigClick,
     },
+    {
+      icon: <OverviewIcon />,
+      name: t('knowledgeDetails.overview'),
+      onClick: onOverviewClick,
+    },
   ];
 
   return (