<@6> <@local(s,img)> <$s = v.blog> <$img = Server_url . Basepath . (argv#4 || s.blog_image || v.pubdist_dir . 'default-logo.png')> <@> <@> OGP/Twitter CARDの設定 <@> <$v.add_header(exec(begin))> <@if(s.fb_admins, #'\n')> <@if(s.fb_app_id, #'\n')> <@if(s.tw_owner_id, #'\n')> <$end>