use crate;
/// Create an OpenAI service configuration.
///
/// Injects `Authorization: Bearer` header for upstream authentication.
///
/// # Example
///
/// ```
/// use mpp::proxy::service::{Endpoint, PaidEndpoint, ServiceBuilder};
/// use mpp::proxy::services::openai;
///
/// let svc = openai::service("sk-...", |r| {
/// r.route("POST /v1/chat/completions", Endpoint::Paid(PaidEndpoint {
/// intent: "charge".into(),
/// amount: "50000".into(),
/// decimals: Some(6),
/// currency: None,
/// unit_type: None,
/// description: Some("Chat completion".into()),
/// }))
/// .route("GET /v1/models", Endpoint::Free)
/// });
///
/// assert_eq!(svc.id, "openai");
/// ```