Add docs for new SQL libraries

[nikolap]

• [x] kit-sql-conman
• [ ] kit-sql-hikari
• [x] kit-sql-migratus
• [ ] kit-mysql

Update

• [x] kit-sql

[arca0]

I can work on the easier changes for this one.

[arca0]

https://github.com/kit-clj/kit-clj.github.io/pull/15

[markokocic]

Any reason why kit-sqlite module is not included into the sql mix?

[nikolap]

There's nothing sqlite specific in the module that needs to be a separate library. Postgres and MySQL have some conveniences for dealing with structured data. To be honest, I'm not a fan of them as part of Kit either, think these are things that people can choose for themselves how they want to handle, e.g. how to serialize/deserialize JSONB.

If there is specific serialization utilities to include for sqlite, we can add it.

[markokocic]

My question was referring to the fact that sqlite is available as a module and not profile, while all other DBs are available as profiles and not modules.

[nikolap]

The others can be added as modules, no reason not to