The Los Angeles Lakers are officially entering a new era. LeBron James is gone after seven seasons in purple and gold, leaving Luka Doncic as the unquestioned centerpiece of one of the NBA's most recognizable franchises. While plenty of questions remain about how the Lakers will look next season, one thing appears clear: Doncic is ready to embrace the challenge.According to ESPN's latest NBA free agency intel, a source familiar with Doncic's thinking said the superstar guard is "excited" about Los Angeles' offseason additions and is "looking forward to getting to work with this group." For Lakers fans wondering how Doncic would respond after James' departure, that report offers an encouraging glimpse into his mindset.Luka appears fully invested in Lakers' new chapterThe Lakers have undergo