getBucket()检索现有存储桶的详细信息。1final Bucket bucket = await supabase 2 .storage 3 .getBucket('avatars');Notes#需要的政策权限。buckets的权限。select 的权限 objects权限: 无Examples#获取桶1final Bucket bucket = await supabase 2 .storage 3 .getBucket('avatars');