Background In the upcoming Build With AI 2026 workshop, we're bringing a very practical project: the LINE Bot File Backup Robot . It allows you to directly upload images and files from your LINE chatroom to Google Drive, and it will automatically create folders by month to keep things organized. Traditionally, putting a project like this, which includes OAuth authorization, a Firestore database, and Cloud Run container deployment, on the cloud would often leave beginners struggling with lengthy gcloud commands. But this time it's different, we have a secret weapon: Gemini CLI . This article will document how we used AI as a DevOps engineer, completing the entire complex deployment process by "talking," and of course, including the various real pitfalls we encountered along the way. Preparation: Summoning the AI Assistant Before we start, besides the basic gcloud installation and login, you only need to install Gemini CLI .…