Stewed Chickpeas with Tomatoes and Zucchini

Name: Stewed Chickpeas with Tomatoes and Zucchini
Ingredients: 1 pound dried chickpeas, soaked overnight; 1 large onion, 1/2 cut into 1/2-inch dice and the other half left whole; 1 carrot, peeled; 1 rib celery; 4 cloves garlic, 2 whole and 2 smashed and finely chopped; 2 bay leaves; 1 thyme bundle; Kosher salt; Extra-virgin olive oil; Pinch crushed red pepper; 1 teaspoon cumin seeds, coarsely ground; 1 teaspoon fennel seeds, coarsely ground; 3 beefsteak tomatoes, cut into 1/2-inch dice, reserve the seeds and juices; 2 large zucchini, green part only, cut into 1/2-inch dice