The Lighting of the Fort went off with a bang earlier this month. Baby Conan Shields and his mother Vija Pelekis played Jesus and Mary in the Nativity tableau, with Chad Clark as Joseph. “The baby was so brave and didn’t even cry when the cannon went off,” said organizer Holly Davis. High school music teacher Matt Davis’s four-part a cappella choir, Lydia Andriesen, Natalie Jobbins, Yzella Miramontes, Claire Waldo, Raine Winge, Logan…