[Feature]: Port Rust chat client to C

[nickvidal]

Is there an existing issue for this?

• I have searched the existing issues

Description

Rust chat client and server were added in #51.
The chat client should be ported to C.
Existing server can be used to test against.

This project is part of Semester of Code:
https://github.com/jhu-ospo-courses/JHU-EN.601.270/tree/main/Fall_2022#enarx-projects

Acceptance Criteria

No response

Suggestions for a technical implementation

No response

[unwosu6]

I am working on this issue.