add frontend and swap whole stack to sveltekit/nodejs

vite.config.ts

@@ -0,0 +1,9 @@
+import { sveltekit } from '@sveltejs/kit/vite';
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+	plugins: [sveltekit()],
+	test: {
+		include: ['src/**/*.{test,spec}.{ts,js}']
+	}
+});