//! GitHub Copilot Provider
//!
//! GitHub Copilot provides AI-powered code completion and chat capabilities.
//! This provider implements the OAuth Device Flow authentication and supports
//! the Copilot Chat API which is OpenAI-compatible.
//!
//! Key features:
//! - OAuth Device Flow authentication with token caching
//! - OpenAI-compatible chat completions API
//! - Vision request support with special headers
//! - X-Initiator header for agent/user context
// Re-export main types for external use
pub use CopilotAuthenticator;
pub use GitHubCopilotConfig;
pub use GitHubCopilotError;
pub use ;
pub use GitHubCopilotProvider;