fix part 1

frontend/vite.config.ts

@@ -0,0 +1,11 @@
+import { sveltekit } from '@sveltejs/kit/vite';
+import { defineConfig } from 'vite';
+
+export default defineConfig({
+  plugins: [sveltekit()],
+  server: {
+    port: 5173,
+    strictPort: false,
+  },
+});
+