//! Parameters for `POST /sat-file`.
/// Parameters for applying a SAT file.
///
/// The CLI renders Jinja2, parses the rendered YAML into a structured
/// value, applies the `image_only` / `session_template_only` filters
/// client-side (by removing top-level keys), and forwards the resulting
/// `serde_json::Value` plus the apply-time flags through the server to
/// the backend.