01 - Preheat oven to 425°F. Line a large baking sheet with parchment paper or lightly grease.
02 - In a small bowl, mix together olive oil, minced garlic, rosemary, thyme, oregano, salt, black pepper, lemon zest, and lemon juice.
03 - Pat chicken breasts dry with paper towels. Rub garlic herb mixture evenly over all sides of the chicken.
04 - Place seasoned chicken breasts on one side of the prepared baking sheet.
05 - In a bowl, toss green beans with olive oil, minced garlic, salt, and black pepper until evenly coated.
06 - Spread green beans in a single layer on the opposite side of the baking sheet.
07 - Roast in preheated oven for 25 to 30 minutes until chicken reaches 165°F internal temperature and green beans are tender and lightly caramelized.
08 - Allow chicken to rest for 5 minutes before slicing. Serve alongside roasted green beans.