Revert to 13e3704 — undo commits after it

Source nvm before npm commands for Shelley UI builds

Replace NodeSource with nvm for Node.js installation

Move admin-app to deprecated folder, update .gitignore

Fix memory leaks in embedded admin-app code

Fix caddy-flood datepattern: use LongEpoch for Unix epoch timestamps

Enhance caddy-auth filter: add scanner/vuln detection, reduce maxretry

Add systemctl enable ufw to ensure UFW starts on reboot

Update fail2ban docs: add caddy-auth filter, update configs

Document Caddy route self-healing via vibebin-sync

Add disk space requirement to Prerequisites section

Add NanoGPT integrations link to README, add whois to container packages

Add touch command for Caddy access log before fail2ban restart

Update admin webapp screenshots (v3)

Fix nanocode startup: use PATH instead of full path to binary