Import fileURLToPath and path for directory resolution

Add fileURLToPath and path imports for directory handling.

Author: Twiddllo

frontend/vite.config.js

@@ -1,8 +1,12 @@
 import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react'
 import tailwindcss from '@tailwindcss/vite'
+import { fileURLToPath } from 'url'
 import path from 'path'
 
+const __filename = fileURLToPath(import.meta.url)
+const __dirname = path.dirname(__filename)
+
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [