asian cucumber salad recipe

- 2 large cucumbers, thinly sliced - 1/4 cup rice vinegar - 2 tablespoons soy sauce - 1 tablespoon sesame oil - 1 tablespoon honey or sugar - 1 teaspoon grated ginger - 1 teaspoon minced garlic - 1 tablespoon sesame seeds - 2 green onions, thinly sliced - Red pepper flakes (optional, for a bit of heat) - Fresh cilantro or mint for garnish (optional