export const emailPattern = /^(?=.{1,254}$)(?=.{1,64}@)[\w!#$%&'*+/=?^`{|}~-]+(?:\.[\w!#$%&'*+/=?^`{|}~-]+)*@[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?(?:\.[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?)*$/i;
export const numberPattern = /^\d+(?:\.\d+)?$/;
// 仅支持字母、数字、下划线，长度 3-20 个字符
export const usernamePattern = /^\w{3,20}$/;