Herby Green Shakshuka

Name: Herby Green Shakshuka
Ingredients: 3 Tbs. extra-virgin olive oil, plus more as needed; 1 small yellow onion, diced; 4 garlic cloves, thinly sliced; 2 small zucchini, shredded (about 1 cup/5 oz./155 g); Kosher salt and freshly ground pepper; 5 oz. (155 g) spinach, roughly chopped; 1 bunch kale, ribs and stems removed, leaves thinly sliced; 1/4 cup (1/3 oz./10 g) chopped fresh cilantro, plus more for garnish; 2 Tbs. chopped fresh dill, plus more for garnish; 2 Tbs. chopped fresh basil, plus more for garnish; 1 Tbs. chopped fresh mint, plus more for garnish; Juice of 1/2 lemon; 3 or 4 eggs; 3 oz. (90 g) feta cheese, crumbled; Crusty bread for serving