The tutorial outlines the process of deploying a Vue.js application using Firebase and CircleCI to create a continuous deployment (CD) pipeline. It begins by setting up a local demo project and running unit tests to ensure everything functions correctly. The guide then walks through creating a Firebase project, initializing Firebase hosting, and connecting the local Vue project to Firebase using the Firebase CLI. It explains configuring CircleCI to automate testing and deployment, including installing necessary tools, running application tests, building for production, and deploying to Firebase. The tutorial highlights the importance of using a service account for Firebase authentication during deployment and advises on setting up environment variables for CircleCI to manage credentials securely. The overall aim is to demonstrate how Firebase and CircleCI can facilitate a streamlined CI/CD process for Vue.js projects.