Use tokio async runtime instead of std::thread

[Eshanatnight]

Update the architecture to use tokio tasks instead of threads

Tokio Docs

Edit: add documentation link

[nitisht]

Can you link to tokio tasks doc pls

[sinhaashish]

Please assign this to me.

[vishalkrishnads]

may i try this?

[nitisht]

Sure @vishalkrishnads