How can Zwifts Companion app be used to enhance the overall indoor cycling experience, particularly for those who are new to virtual training, and what are some key features that users should focus on to get the most out of the app? For example, how can the app be used to customize workouts, track progress, and connect with other riders in a way that complements the main Zwift platform, and are there any specific features or settings that can help to minimize distractions and maintain focus during rides? Additionally, what role can the Companion app play in helping users to set and achieve their cycling goals, and are there any best practices for integrating the app into a broader training plan?