More than a dozen cyclists pedaled through Richmond Saturday in a community bike ride to raise awareness about improvement projects in the heart of the city. The event was organized by Rich City Rides, an organization dedicated to encouraging people to ride bikes. The ride started near the Richmond BART Station Saturday morning, and continued into the afternoon, with stops at Unity Park and the Rosie the Riveter National Historical Park, among other locations. Gabriella Tran, who helped organize the…