At a perilous time for many small businesses in the pandemic, a San Francisco supervisor is proposing legislation to fund nightlife venues while another board member is spearheading millions of dollars in regulatory relief.Additionally, a handful of Castro area bars received federal assistance last year through the paycheck protection program.The nightlife fund, proposed by District 6 Supervisor Matt Haney, follows other city programs like fee waivers that have been passed by the Board of Supervisors.Some $5 million in fee and tax waivers, introduced by gay District 8 Supervisor Rafael Mandelman, passed the board January 5.