Add support of the new data structure JSON (RedisJSON)

[PragmaTwice]

Refer to #1270.

As a plan in Kvrocks 2023 Roadmap, we are eager to explore the ability to implement RedisJSON-like command set for kvrocks.

Everyone is welcome to ask questions, or contribute your ideas/PRs.

[xiaobiaozhao]

I think https://github.com/danielaparker/jsoncons is very appropriate。

[mapleFU]

I'd like to pickup this issue, and I'll finish it next month. You can just assign it to me

[PragmaTwice]

I'd like to pickup this issue, and I'll finish it next month. You can just assign it to me

Sure. Go ahead!

[git-hulk]

@mapleFU Are you still working on this?

[mapleFU]

Sorry for late reply, I'm a little busy these days. I'll give an RFC next week when I'm out for holidays

[git-hulk]

Sure, thanks for your update. Just to confirm if you have time on this. Hope you have a good vacation.

[PragmaTwice]

See #1805.