1. Preheat oven to 425°F
2. Use 1 tsp of olive oil to coat cooking stone or pizza pan.
3. Spread out pizza dough and bake at 425°F for 7 minutes.
4. Combine 1 tsp olive oil, thyme, salt, garlic, squash, zucchini, bell pepper, and onion in a baking dish, and mix well.
5. Bake at 500°F for 7 minutes. Stir the vegetables and bake for another 7 minutes.
6. Sprinkle half the cheese over the pizza crust.
7. Spread the vegetables over the cheese.
8. Top the vegetables with the remaining cheese.
9. Bake at 425°F for 15 minutes, or until the crust is lightly browned.