Homemade Chicken Soup from Scratch

whole chicken (about 5 pounds) 1/4 cup apple cider vinegar 2 large onions 1/2 tsp salt, divided 5 large carrots 1 head celery 2 tsp dry thyme 2 tsp dry oregano 1 tsp dry basil 3 Tbsp minced garlic 1 Tbsp dry parsley flakes 1/2 tsp ground pepper