Research official support for the ChatGPT OAuth

[vinhnx]

Description

Research official support for the ChatGPT OAuth

Environment

• OS: [e.g. macOS 14.1, Ubuntu 22.04, Windows 11]
• VT Code version: [e.g. 0.31.0 or commit hash]
• Rust version: [e.g. rustc 1.93.0]

Additional Context

Add any other context about the issue or question here.