Curry Rice Vermicelli

Name: Curry Rice Vermicelli
Ingredients: 8 ounces rice vermicelli; 3 eggs; 1 ½ teaspoons kosher salt, divided; 6 tablespoons plus 2 tsp. canola oil, divided; 1 red onion, thinly sliced; 1 clove garlic, finely chopped; 1 red bell pepper, cut into thin strips; 1 orange or yellow bell pepper, cut into thin strips; 2 tablespoons curry powder; 3 scallions, thinly sliced, plus more for serving (optional); Sriracha or sambal oelek, for serving (optional)