Roast Salmon With Citrus and Coconut-Chile Crunch

Name: Roast Salmon With Citrus and Coconut-Chile Crunch
Ingredients: 1½ lb. boneless salmon fillet, preferably skinless; Kosher salt; 6 Tbsp. extra-virgin olive oil, divided; 2 Fresno chiles, red jalapeños, or red serrano chiles (green is okay if that is what you can find), thinly sliced; 1 1" piece ginger, peeled, finely chopped; 1 cup unsweetened coconut flakes; ½ cup unsalted roasted peanuts; 2¼ lb. citrus (such as grapefruit, oranges, and/or tangerines); 3 Tbsp. white balsamic vinegar or seasoned rice vinegar; Flaky sea salt