Costco Lemon-Blueberry Pound Cake

Ingredients

• 1/4 c. (40 g.) all-purpose flour -
• 2 tbsp. granulated sugar -
• 2 tbsp. packed light brown sugar -
• Large pinch of kosher salt -
• 2 tbsp. unsalted butter, melted, slightly cooled -
• 1/2 c. safflower or canola oil, plus more for pan -
• 1 3/4 c. (210 g.) all-purpose flour -
• 1 c. (200 g.) granulated sugar -
• 2 tsp. baking powder -
• 3/4 tsp. kosher salt -
• 3 large eggs -
• 1 c. plain Greek yogurt -
• 1 tbsp. finely grated lemon zest (from about 1 lemon) -
• 2 tsp. pure vanilla extract -
• 2 c. fresh blueberries, divided -
• 1/2 c. (60 g.) confectioners' sugar -
• 2 tsp. (or more) fresh lemon juice -
• 1/2 tsp. light corn syrup -