Redesign landing page and add Caddy deployment for nomadro.com

Co-authored-by: Cursor <cursoragent@cursor.com>

nomadro.sh

@@ -1,3 +1,8 @@
 #!/bin/bash
-export PORT=4003
-exec npm run start
+set -euo pipefail
+
+export PORT="${PORT:-4003}"
+export NODE_ENV=production
+
+cd "$(dirname "$0")"
+exec pnpm start