For the fish:
12 ounces boneless, skinless white fish fillets such as cod, halibut, branzino
1 teaspoon salt, divided
1 tablespoon all-purpose flour
1 large egg, beaten
1/2 cup panko crumbs
1/4 teaspoon garlic powder
1/4 teaspoon oregano
olive oil spray

For the tacos:
1 tomato, diced
1/4 cup diced red onion
3 cups chopped white cabbage
fresh dill, for topping
8 small flour tortillas, warmed (such as mission street taco flour tortillas)
8 lemon wedges, for serving

Mint Tzatziki sauce:
3/4 cup Stonyfield Plain 0% Fat Greek Yogurt
1/3 cup grated cucumber, seeds and skin removed (from 1 medium)
1 small clove garlic, crushed
1 teaspoon fresh lemon juice
1/2 tablespoon fresh mint, chopped
1/2 tablespoon fresh dill, chopped
1/4 + 1/8 teaspoon kosher salt
fresh black pepper, to taste