n8n 2.0 is Now Available in Our 1-Click Image
n8n 2.0 focuses on security hardening and reliability improvements that required breaking changes. Task runners now isolate Code node execution, environment variable access is restricted by default, and the new Publish vs Save feature prevents accidental production changes. This guide covers what actually changed, how to check if your workflows need updates using the Migration Report, and why the security improvements matter for self-hosted instances on Contabo infrastructure.













