v0.0.4

add new function

添加功能: 数据库连接失败后，在设定的时间后重试
添加功能: 个别数据库连接失败的等待时间中，跳过对当前库数据操作
添加开关: 是否输出到控制台

Added function: After database connection fails, retry after a set time
Added function: During the waiting time for individual database connection failures, skip operations on current database data
Add switch: whether to output to the console