feat: add ragflow web project & add pnpm workspace file

ragflow_web/.storybook/preview.ts

@@ -0,0 +1,23 @@
+import '@/locales/config';
+import type { Preview } from '@storybook/react-webpack5';
+import { createElement } from 'react';
+import '../public/iconfont.js';
+import { TooltipProvider } from '../src/components/ui/tooltip';
+
+import '../tailwind.css';
+
+const preview: Preview = {
+  parameters: {
+    controls: {
+      matchers: {
+        color: /(background|color)$/i,
+        date: /Date$/i,
+      },
+    },
+  },
+  decorators: [
+    (Story) => createElement(TooltipProvider, null, createElement(Story)),
+  ],
+};
+
+export default preview;