Shakshuka with Feta & Avocado Salad

Name: Shakshuka with Feta & Avocado Salad
Cuisine: African, Middle Eastern
Ingredients: 1 medium onion, thinly sliced; 1 large red pepper, cored + thinly sliced; kosher salt; 1 red fresno chile, thinly sliced; 2 garlic cloves, minced; 1 tsp smoked paprika; 1 tsp harissa powder; ¼ tsp ground cumin; ¼ tsp ground coriander; 1 (28 oz) can whole peeled tomatoes; 8 eggs; 2 avocados, pitted + sliced ¼”; ½ cup pitted + halved green olives; ½ cup crumbled feta cheese; 2 scallions, thinly sliced; ½ tsp lemon zest; 1 lemon, juiced; 2 tbsp olive oil, plus more as needed; 2 tbsp chopped parsley; freshly cracked black pepper; fresh bread toasted in olive oil, for serving