DateTime HTTP Client - Rowan

[rowanxgamal]

Develop and Test HTTP Client for Datetime Server #144

Description:

Create an HTTP client in Go that consumes the datetime server APIs implemented in the previous project #144 . This client will focus on building an HTTP client development and testing.

Requirements:

1. Client Functionality:

   • [x] Implement functions to call each datetime server endpoint
   • [x] Handle different response formats (JSON, plain text)
   • [x] Implement proper error handling and timeouts

2. Configuration:

   • [x] Allow configuration of server URLs and ports
   • [x] Support for environment variable configuration

3. Retry Mechanism:

   • [x] Implement a simple retry mechanism with backoff for failed requests: Check https://pkg.go.dev/github.com/cenkalti/backoff/v4 or similar

4. Testing:

   • [ ] Unit tests for client functions
   • [ ] Integration tests using a mock server

5. Documentation:

   • [ ] Provide godoc-style comments for all exported functions
   • [ ] Include usage examples in the README

6. Logging:

   • [ ] Implement structured logging for client operations

   Optional Enhancements:

   • [x] Implement a simple CLI interface for the client

   Acceptance Criteria:

   • [ ] All tests pass and provide good coverage
   • [ ] Documentation clearly explains usage and testing procedures

   After this one You can develop the one for pokeapi