ci) use js svelte config for runner compatibility

svelte.config.js

@@ -0,0 +1,15 @@
+import adapter from '@sveltejs/adapter-node';
+import { vitePreprocess } from '@sveltejs/vite-plugin-svelte';
+
+/** @type {import('@sveltejs/kit').Config} */
+const config = {
+	preprocess: vitePreprocess(),
+	kit: {
+		adapter: adapter(),
+		paths: {
+			base: '/trips'
+		}
+	}
+};
+
+export default config;

svelte.config.ts

@@ -1,15 +0,0 @@
-import adapter from "@sveltejs/adapter-node";
-import { vitePreprocess } from "@sveltejs/vite-plugin-svelte";
-import type { Config } from "@sveltejs/kit";
-
-const config: Config = {
-  preprocess: vitePreprocess(),
-  kit: {
-    adapter: adapter(),
-    paths: {
-      base: "/trips",
-    },
-  },
-};
-
-export default config;