What Giants early roster moves mean for Joey Bart catching competition

CHICAGO — Two days after Roberto Peréz was a surprise choice behind the plate for the opener, and a day after the organization agreed to a deal with free agent Gary Sanchez, Giants manager Gabe Kapler tried to make it very clear where he stands on Joey Bart’s future. “There’s nothing that would be more impactful for the San Francisco Giants than Joey being a great major league catcher,” Kapler said Saturday at Yankee Stadium. “It’s absolutely the best possible outcome for Joey and for the San Francisco Giants. We’re pulling hard for that to happen.” Kapler noted that there…