feat: add version information to footer and update link if new update is available

frontend/svelte.config.js

@@ -1,5 +1,6 @@
 import adapter from '@sveltejs/adapter-node';
 import { vitePreprocess } from '@sveltejs/vite-plugin-svelte';
+import packageJson from "./package.json" assert { type: "json" };
 
 /** @type {import('@sveltejs/kit').Config} */
 const config = {
@@ -12,6 +13,9 @@ const config = {
 		// If your environment is not supported, or you settled on a specific environment, switch out the adapter.
 		// See https://kit.svelte.dev/docs/adapters for more information about adapters.
 		adapter: adapter(),
+		version: {
+			name: packageJson.version,
+		}
 	}
 };