Slow Cooker New England Corn Chowder

Name: Slow Cooker New England Corn Chowder
Ingredients: 14-15 New Mexico green chile peppers; 4 slices thick-cut bacon (cooked and crumbled); 6 cups corn (~10 ears fresh corn, but can use frozen); 2 medium russet potato (peeled and diced); 1 medium yellow onion (diced); 1 celery stalk (diced); 1 tsp minced garlic; 1½ tsp kosher salt; 1 tsp onion powder; 1 tsp dried thyme; ½ tsp black pepper; 3 cups low-sodium chicken stock; 2 cups heavy whipping cream; {optional} fresh chives (chopped); 1 Tbsp vegetable oil; ½ medium yellow onion (diced); ½ Tbsp all-purpose flour; 1 cup low-sodium chicken stock; ½ tsp kosher salt; ½ tsp ground cumin