Notebook Interface - Copy this React, Tailwind Component to your project

Hey, so for this design is great. But for the source can you implement the selected feature that is similar to design C. So we can select the source by click into them (and the selected highlight light blue). Add a button called action next to the plus called action. Maybe replace the add with the button too. Also the x (cross) at the end of each item in source, replace it with 3 dots that will show a model at that point when hit for more option