Chanfun

#307 read/write commands are now dropped if raft has not been initialized in raft mode, and an error message 'NOCLUSTER No Raft Cluster' is returned to the client. This change...

feat: support dbsize, bgsave, lastsave command.

3

support dbsize, bgsave, lastsave command. #30 ## Summary by CodeRabbit - **新功能** - 添加了命令以支持查询数据库大小、启动后台保存和获取最后保存时间。 - 引入了当前系统时间字符串格式化的功能。 - **错误修复** - 增强了数据库大小一致性的验证测试，提高了代码的可靠性。 - **测试** - 增加了针对新命令的测试用例，以确保功能正常。