Potato Corn Chowder

Name: Potato Corn Chowder
Ingredients: 5 slices bacon, diced; 2 tablespoons unsalted butter; 2 stalks celery, small-diced; 1 medium onion, small-diced; 5 cloves garlic, minced; 2 teaspoons fresh thyme leaves (roughly chopped); ⅛ teaspoon smoked paprika (optional); ¼ cup all-purpose flour; 5 cups chicken broth (plus more as needed); 3 medium red potatoes (skin-on and cut into small cubes); 1 (14 ounce) can sweet corn kernels (drained); ¾ cup heavy cream or half-and-half (plus more to taste); Salt and pepper to taste; Shredded cheese for garnish; Parsley or scallions for garnish