Summer Squash Salad without vegetables

1/2 cup red or other quinoa, rinsed in a fine-mesh sieve, drained 2 teaspoons kosher salt plus more for seasoning 1 pound assorted summer squash 2 tablespoons[...]

3 -5 tablespoons olive oil 2 garlic cloves , sliced 4 zucchini , sliced 4 summer squash, sliced 2 tablespoons balsamic vinegar 2 teaspoons fresh oregano ,[...]