Copilot Summary

This pull request includes several updates to dependencies and refactors error handling in multiple example files to use the orfail crate instead of anyhow. The most important changes include updating the Cargo.toml dependencies, modifying the error handling in example files, and updating the test module in src/lib.rs.

Dependency updates:

• Cargo.toml: Updated clap to version 4, added orfail version 1.1.0, and updated smol to version 2.

Error handling refactor:

• examples/epmd_cli.rs: Replaced anyhow with orfail for error handling and added orfail::OrFail import. [1] [2] [3] [4]
• examples/handshake.rs: Replaced anyhow with orfail for error handling and added orfail::OrFail import. [1] [2] [3]
• examples/recv_msg.rs: Replaced anyhow with orfail for error handling and added orfail::OrFail import. [1] [2] [3] [4] [5] [6]
• examples/send_msg.rs: Replaced anyhow with orfail for error handling and added orfail::OrFail import. [1] [2] [3]

Test module updates:

• src/lib.rs: Updated test module to use orfail for error handling and added orfail::OrFail import. [1] [2] [3]