This is ridiculously beautiful!! I’m so glad you included some how-to pictures because I couldn’t wrap my mind around how you did this! Creative AND beautiful!
Grease a large, clean bowl. Place the dough in the bowl, turning so that the top is greased. Cover and let rise until doubled in volume, about 45 minutes to 1 hour.
Gently deflate the dough. Roll it into a rectangle about 22” x 8.5”. Evenly distribute the garlic powder, cheese, tomatoes, and basil over the rectangle of dough.