Mexican Chicken Street Tacos

Name: Mexican Chicken Street Tacos
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Cuisine: Mexican
Ingredients: 2 teaspoons chili powder; ¾ teaspoon kosher salt, (divided); ½ teaspoon garlic powder; ½ teaspoon onion powder; ½ teaspoon cayenne; 1½ pounds boneless, (skinless chicken thighs); 1 tablespoon vegetable oil ((or another neutral oil)); 1½ cups diced yellow onion; ½ packed cup cilantro, diced; 1 tablespoon diced jalapeño; Juice from one medium lime; 20 mini corn tortillas; Lime wedges, (for serving)