In a mini food processor with the blade running, add the garlic clove and process until chopped. Scrape down sides and add the green onion, basil, parsley, lemon juice, apple cider vinegar and water. Season with sea salt and pepper. Process until the herbs are finely chopped. Scoop the avocado flesh into the processor and process until smooth. Slowly add the olive oil with the machine running. Taste and season with additional salt and pepper as needed. The dressing can be thinned with additional water, if desired. Do Ahead: The dressing/dip can be stored in an airtight container in the refrigerator for up to 3 days.