Self-hosting n8n opens up a world of workflow automation possibilities, giving you complete control over your data and integrations. While setting up n8n itself is refreshingly straightforward, configuring Google Sign-In authentication can feel like navigating a maze of OAuth settings and redirect URLs. Additionally, receiving webhooks in self-hosted n8n is also tricky such as from Telegram, Slack, and other services that need to send data to your workflows. The good news?