v4.0.0

What’s changed

🐛 Bug fixes

• Report the actual Nginx Proxy Manager version in the web UI @frenck (#755)
• Keep certbot DNS plugin installs from breaking certbot @frenck (#757)
• Bump the Timeweb and Websupport DNS plugin pins @frenck (#758)

🧰 Maintenance

• Migrate the user bundle to /etc/s6-overlay/user-bundles.d @frenck (#756)
• Migrate the app to the Debian base image @frenck (#759)

⬆️ Dependency updates

• ⬆️: migrate Renovate config @renovate[bot] (#760)