Sheet Pan Gnocchi, Tofu & Veggies

Name: Sheet Pan Gnocchi, Tofu & Veggies
Cuisine: Mediterranean, Middle Eastern
Ingredients: 1 block tofu (14 ounces), pressed; 1 ½ tablespoons cornstarch; 1 ½ teaspoons paprika; 1 ½ teaspoons garlic powder; 4 cups chopped vegetables (bell peppers, red onion, zucchini); 2 cups frozen gnocchi; 2 tablespoons olive oil (optional), plus more for the vegetables and gnocchi; Salt and black pepper to taste; For the hummus dressing:; 1 cup plain hummus; ¼ cup fresh lemon juice; 2 tablespoons water; Salt and black pepper to taste