feat: add ragflow web project & add pnpm workspace file

ragflow_web/src/pages/chunk/chunk-toolbar.tsx

@@ -0,0 +1,24 @@
+import { Button } from '@/components/ui/button';
+import { Copy } from 'lucide-react';
+
+interface ChunkToolbarProps {
+  text: string;
+}
+
+export function ChunkToolbar({ text }: ChunkToolbarProps) {
+  return (
+    <div className="flex justify-between px-9">
+      <span className="text-colors-text-neutral-strong text-3xl font-bold">
+        {text}
+      </span>
+      <div className="flex items-center gap-3">
+        <Button variant={'icon'} size={'icon'}>
+          <Copy />
+        </Button>
+        <Button variant={'outline'} size={'sm'}>
+          Export
+        </Button>
+      </div>
+    </div>
+  );
+}