improving structure

frontend/vite.config.ts

@@ -1,8 +1,10 @@
 import { defineConfig } from "vite";
+import path from "path";
 import react from "@vitejs/plugin-react";
 
 export default defineConfig({
   plugins: [react()],
+  envDir: path.resolve(__dirname, ".."),
   server: {
     host: true,
     port: 5173,