Remove all frontend and backend files from the repository and made frontend working

vite.config.ts

@@ -0,0 +1,13 @@
+import { defineConfig } from 'vite'
+import react, { reactCompilerPreset } from '@vitejs/plugin-react'
+import babel from '@rolldown/plugin-babel'
+import tailwindcss from '@tailwindcss/vite'
+
+// https://vite.dev/config/
+export default defineConfig({
+  plugins: [
+    react(),
+    babel({ presets: [reactCompilerPreset()] }),
+      tailwindcss()
+  ],
+})