By Daniel Chavkin The French forward announced his stay in Paris with a big first half. View the original article to see embedded media. Kylian Mbappé’s return to Paris Saint-Germain is official. Before its game against FC Metz on Sunday, the Ligue 1 football club presented Mbappé on the field along with president Nasser Al-Khelaifi to announce that he has signed an extension through 2025 to remain with the club instead of leaving for Real Madrid on a free transfer. “I’m very happy to continue the adventure, to stay here in France and Paris, my city, in front of you all,” Mbappé said through a…