Sour Cream and Chive Potato Pizza

Name: Sour Cream and Chive Potato Pizza
Ingredients: 1 cup heavy cream; 10 medium garlic cloves; 3/4 teaspoon kosher salt, divided, plus more to taste; 2 small russet potatoes, cut into 1/8-inch-thick slices (about 1 1/2 cups); 1 tablespoon olive oil; 1/2 teaspoon black pepper; 1/2 teaspoon gochugaru or chili powder; 2 (8-ounce) fresh prepared pizza dough balls, at room temperature; Fine cornmeal, for dusting; 3 ounces mozzarella cheese, shredded (about 3/4 cup), divided; 2 ounces sharp cheddar cheese, shredded (about 1/2 cup), divided; 1/2 cup crumbled cooked bacon, divided; 1/2 cup sour cream, divided; 1 tablespoon chopped fresh chives, divided