Crispy Breaded Shrimp with Garlicky Beans

1/2 cup bread crumbs 2 tablespoons chopped fresh rosemary Kosher salt and pepper 5 tablespoons olive oil 1 pound medium shrimp, peeled and deveined 1 clove garlic, chopped 1 19-ounce can cannellini beans, rinsed and drained 2 bunches arugula, trimmed