Zucchini Parmesan Subs with Tomatoes and Basil

Name: Zucchini Parmesan Subs with Tomatoes and Basil
Ingredients: 3 medium zucchini (about 2 pounds); Kosher salt; 1 1/2 pounds mixed shapes and sizes tomatoes; 1/4 cup extra-virgin olive oil; 1 tablespoon white wine vinegar; 2 cloves garlic, smashed into a paste; About 12 fresh basil leaves; Freshly ground black pepper; 2 cups panko (Japanese breadcrumbs); 1/4 cup grated Parmesan; 2 teaspoons minced fresh thyme; 1 teaspoon minced fresh oregano; All-purpose flour, for dredging; 2 tablespoons whole milk; 3 large eggs, beaten; Oil, for deep frying (we love a mix of pure olive oil and corn oil); Four 7 to 8 inch-long hoagie rolls or baguettes, split; 20 thin slices provolone cheese (about 11 ounces)