Matt Lewis was up late worrying last Wednesday, the night before what could have been the final meeting for the Briones Lions Club after 51 years of community service. As president of the Bolinas-Stinson Beach branch of the international organization, Mr. Lewis, who has been part of the club since 1989, said he was bracing himself. Over the last few months, he had worked to boost membership, but if he couldn’t raise the club’s roster…