Garlicky Grilled Calamari and Nectarine salad

Name: Garlicky Grilled Calamari and Nectarine salad
Ingredients: 3 cloves garlic, minced; 2 limes, juiced; 1/4 cup extra-virgin olive oil, plus extra for grilling; 1/2 teaspoon ground cumin; Generous pinch ground turmeric (about 1/8 teaspoon); Generous pinch store-bought or homemade garam masala, recipe follows; Pinch of red chile flakes, optional; Kosher salt and freshly ground black pepper; 1 pound baby squid (tubes and tentacles), cleaned; 1/2 lemon, juiced; 4 cups baby arugula, washed and dried completely; 1 large nectarine, pit removed and quartered; 3 large cinnamon sticks (if you have the kind you get at Indian stores, it's about 3 tablespoons of cinnamon bark bits); 3 tablespoons whole cloves; 1/4 cup green cardamom pods, shelled, husks discarded (about 2 tablespoons of seeds); 4 large black cardamom pods, shelled, husks discarded (about 1 tablespoon of seeds), optional