feat: add deploy command to package.json

Author: codevogel

app/package.json

@@ -6,6 +6,7 @@
 	"scripts": {
 		"dev": "vite dev",
 		"build": "vite build",
+		"deploy": "pnpm build && pnpx gh-pages -d build",
 		"preview": "vite preview",
 		"prepare": "svelte-kit sync || echo ''",
 		"check": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json",