//! Task execution backend types.
//!
//! - [`SubprocessSpec`], [`ContainerSpec`], [`WasmSpec`] - per-variant configuration.
//! - [`TaskKind`] - enum selecting the runtime backend and its parameters.
//! - [`Runtime`] - script interpreter for subprocess script execution.
//! - [`SubprocessMode`] - execution strategy (command or script).
pub use ;
pub use Runtime;
pub use ;