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frontend/vite.config.ts

@@ -1,10 +1,18 @@
-import { defineConfig } from "vite";
+import { defineConfig, loadEnv } from "vite";
 import react from "@vitejs/plugin-react";
 
-export default defineConfig({
-  plugins: [react()],
-  server: {
-    host: true,
-    port: 3000
-  }
+export default defineConfig(({ mode }) => {
+  const env = loadEnv(mode, process.cwd(), "");
+  const allowedHosts = env.VITE_ALLOWED_HOSTS
+    ? env.VITE_ALLOWED_HOSTS.split(",").map((host) => host.trim()).filter(Boolean)
+    : [];
+
+  return {
+    plugins: [react()],
+    server: {
+      host: true,
+      port: 3000,
+      allowedHosts
+    }
+  };
 });