Preheat the oven to 425° F. On a baking sheet, toss the chicken with 2 tablespoons olive oil, the Dijon, garlic, Greek/Italian seasoning, honey, chili flakes, salt, and pepper. Bake 15 minutes, toss and bake another 5-10 minutes - or until cooked through. Meanwhile, combine the kale, 2 tablespoons olive oil, lemon juice, olives, pepperoncini, sesame seeds, salt, and chili flakes. If desired, add the kale to the sheet pan with chicken during the last 1-2 minutes of cooking to wilt the kale. To make the feta sauce. Combine all ingredients and 1/4 cup water in a blender and blend until smooth. If needed, add water to thin the sauce as desired. Season to taste with salt and chili flakes. Serve the kale salad and chicken over bowls of rice. Drizzle over the feta sauce and spicy oil. Top with dill.