SAN JOSE, Calif. — Bay Area music fans have long wondered and debated over when local favorites Green Day was finally going to headline at Outside Lands, the annual three-day music festival at San Francisco’s Golden Gate Park. And now we have our answer. Festival organizers Tuesday announced the lineups for the festival slated for Aug. 5-7, and the legendary East Bay punk band is one of the three headliners — along with the ginormous pop/hip-hop hit-maker Post Malone and and Grammy Award-winning hip-hop star SZA. Other announced performers include Jack Harlow, Weezer, Phoebe Bridgers, Lil Uzi …