Preheat the oven to 425 degrees. Line a baking sheet with parchment or foil and coat it with olive oil cooking spray.
Make the soy-garlic aioli by mixing the mayonnaise, soy sauce, and garlic until well-combined. Set aside to let the flavors mingle.
Make a dredging station by placing the panko crumbs in a shallow bowl, and season with sea salt, freshly cracked black pepper, and garlic powder to taste, and mix well.
Place the flour in a shallow bowl, and season with sea salt, freshly cracked black pepper, and garlic powder to taste, and mix well.
Whisk the milk and egg in a shallow bowl, and season with sea salt, freshly cracked black pepper, and garlic powder to taste, and mix well.
Dredge each green bean in the flour, then egg, then panko, evenly coating each bean.
Place the green beans in a single layer on the baking sheet and repeat the process until all of the green beans are coated in panko.
Coat the green beans with olive oil cooking spray, then season them with a bit of sea salt and freshly cracked pepper.
Bake the panko-crusted green beans for 13-15 minutes or until golden brown.
Serve immediately with a side of the soy-garlic aioli. Enjoy.