If issue isn't updated within 7 days, assignee will change automatically.
i am new to scriptrunner service and trying to implement but this isn't updating assignee value. Please help me with the below script
import com.atlassian.jira.issue.MutableIssue
import com.atlassian.jira.user.util.UserManager
import com.atlassian.jira.user.ApplicationUser
import com.atlassian.jira.component.ComponentAccessor
def UserManager = ComponentAccessor.getUserManager()
ApplicationUser opt= UserManager.getUserByName("arag")
MutableIssue issue = issue
issue.setAssignee(opt);