feat(knowledge): add knowledge base detail page components and hooks

refactor(knowledge): restructure knowledge detail page with new components
feat(components): add FileUploadDialog for file upload functionality
feat(hooks): implement document management hooks for CRUD operations

src/pages/knowledge/components/FloatingActionButtons.tsx

@@ -0,0 +1,70 @@
+import React from 'react';
+import { SpeedDial, SpeedDialAction } from '@mui/material';
+import { 
+  Settings as SettingsIcon,
+  Search as TestIcon,
+  Settings as ConfigIcon,
+} from '@mui/icons-material';
+
+interface FloatingActionButtonsProps {
+  onTestClick: () => void;
+  onConfigClick: () => void;
+}
+
+const FloatingActionButtons: React.FC<FloatingActionButtonsProps> = ({
+  onTestClick,
+  onConfigClick,
+}) => {
+  const actions = [
+    { 
+      icon: <TestIcon />, 
+      name: '检索测试', 
+      onClick: onTestClick,
+    },
+    { 
+      icon: <ConfigIcon />, 
+      name: '配置设置', 
+      onClick: onConfigClick,
+    },
+  ];
+
+  return (
+    <SpeedDial
+      ariaLabel="知识库操作"
+      sx={{ 
+        position: 'fixed', 
+        bottom: 128,
+        right: 64,
+        '& .MuiSpeedDial-fab': {
+          bgcolor: 'primary.main',
+          '&:hover': {
+            bgcolor: 'primary.dark',
+          },
+        },
+      }}
+      icon={<SettingsIcon />}
+    >
+      {actions.map((action) => (
+        <SpeedDialAction
+          key={action.name}
+          icon={action.icon}
+          slotProps={{
+            tooltip: {
+              title: action.name,
+              sx: {
+                bgcolor: 'primary.main',
+                color: 'white',
+                ":hover": {
+                  bgcolor: 'primary.dark',
+                },
+              },
+            },
+          }}
+          onClick={action.onClick}
+        />
+      ))}
+    </SpeedDial>
+  );
+};
+
+export default FloatingActionButtons;