Olive Garden Inspired Minestrone Soup

Name: Olive Garden Inspired Minestrone Soup
Ingredients: 2 Tbsp olive oil; 1 small onion, chopped; 1/4 cup zucchini, chopped; 1/2 cup frozen cut green beans; 1/4 cup celery, minced; 2 cloves garlic, minced; 4 cups vegetable broth; 1 (15 oz) can red kidney beans, drained; 1 (15 oz) can small white beans, drained; 1/2 (14 oz) can diced tomatoes; 1/2 cup carrots, julienned; 2 Tbsp fresh parsley, minced; 1 tsp. dried oregano; 1 tsp. salt; 1/2 tsp. black pepper; 1/2 tsp. dried basil; 1/4 tsp. dried thyme; 1 1/2 cups hot water; 3 cups fresh baby spinach; 1/3 cup small pasta shells