Code environments

[terrykong]

Issue tracking code environment implementation

[parthchadha]

@KiddoZhu fyi this task is required for studies on FP8 convergence since FP8 convergence team requires coding tasks (it is observed that coding tasks + FP8 is more susceptible to precision errors.)

[KiddoZhu]

04/03 discussion: We can implementation code environments as an instance of tools. Let's first consider an abstract interface for tools.

[SahilJain314]

#497 completes this. Examples still needed