Hello AWS Lambda with Groovy

Hello.groovy

package testing
 
import com.amazonaws.services.lambda.runtime.Context
import org.bson.Document;
 
public class Hello {
        public List<Document>; myHandler(People people, Context context) {
 
           def listOfPeople = []
            Document person1 = new Document().append("name", people.person1)
            listOfPeople.add(person1)
 
            Document person2 = new Document().append("name", people.person2)
            listOfPeople.add(person2)
 
            Document person3 = new Document().append("name", people.person3)
            listOfPeople.add(person3)
 
            return listOfPeople
        }
 
}

people.json

{
"person1":"Matt",
"person2":"Geoff",
"person3":"Max"
}