//! Interact with git credentials in various ways and launch helper programs.//!//! ## Feature Flags#![cfg_attr(    all(doc, feature = "document-features"),    doc = ::document_features::document_features!())]#![cfg_attr(all(doc, feature = "document-features"), feature(doc_cfg))]#![deny(missing_docs)]#![forbid(unsafe_code)] /// A program/executable implementing the credential helper protocol.#[derive(Debug)]pub struct Program {    /// The kind of program, ready for launch.    pub kind: program::Kind,    /// If true, stderr is enabled, which is the default.    pub stderr: bool,    /// `Some(…)` if the process is running.    child: Option<std::process::Child>,} ///pub mod helper; ///pub mod program; ///pub mod protocol; /// Call the `git credential` helper program performing the given `action`, which reads all context from the git configuration/// and does everything `git` typically does. The `action` should have been created with [`helper::Action::get_for_url()`] to/// contain only the URL to kick off the process, or should be created by [`helper::NextAction`]./// If more control is required, use the [`Cascade`][helper::Cascade] type.#[expect(    clippy::result_large_err,    reason = "will be removed once `gix-error` is used consistently")]pub fn builtin(action: helper::Action) -> protocol::Result {    protocol::helper_outcome_to_result(        helper::invoke(&mut Program::from_kind(program::Kind::Builtin), &action)?,        action,    )}