mahi-mahi with fresh pineapple salsa

Ingredients

• 1 1/2 cups diced fresh pineapple
• 1/4 cup finely chopped red bell pepper
• 1/4 cup finely chopped green bell pepper
• 2 tablespoons chopped fresh cilantro
• 2 tablespoons fresh lime juice, divided
• 1/2 teaspoon red pepper flakes
• 1/2 teaspoon grated lime peel
• - nonstick cooking spray, as needed
• 4 - mahi mahi fillets (4-ounces each)
• 1 tablespoon olive oil
• 1/2 teaspoon freshly ground white pepper