chore: Use the Node adapter in the test app

Author: poppa

test-app/package-lock.json

@@ -13,7 +13,7 @@
   },
   "type": "module",
   "devDependencies": {
-    "@sveltejs/adapter-static": "3.0.8",
+    "@sveltejs/adapter-node": "^5.2.12",
     "@sveltejs/kit": "2.17.2",
     "eslint-plugin-svelte": "2.46.1",
     "svelte": "5.20.1",

test-app/package.json

@@ -1,11 +1,11 @@
-import adapter from '@sveltejs/adapter-static'
-import preprocess from 'svelte-preprocess'
+import adapter from '@sveltejs/adapter-node'
+import { sveltePreprocess } from 'svelte-preprocess'
 
 /** @type {import('@sveltejs/kit').Config} */
 const config = {
   // Consult https://github.com/sveltejs/svelte-preprocess
   // for more information about preprocessors
-  preprocess: preprocess(),
+  preprocess: sveltePreprocess(),
   kit: {
     adapter: adapter({ strict: false }),
   },