Move SvelteKit to subfolder

SvelteKit moved to subfolder for sake of compartimentalization.

svelte.config.js

@@ -1,17 +0,0 @@
-import { mdsvex } from 'mdsvex';
-import adapter from '@sveltejs/adapter-auto';
-
-/** @type {import('@sveltejs/kit').Config} */
-const config = {
-	kit: {
-		// adapter-auto only supports some environments, see https://svelte.dev/docs/kit/adapter-auto for a list.
-		// If your environment is not supported, or you settled on a specific environment, switch out the adapter.
-		// See https://svelte.dev/docs/kit/adapters for more information about adapters.
-		adapter: adapter()
-	},
-
-	preprocess: [mdsvex()],
-	extensions: ['.svelte', '.svx']
-};
-
-export default config;