Function resolve_image

crates/openshell-driver-podman/src/container.rs:317–324

(sandbox: &'a DriverSandbox, config: &'a PodmanComputeConfig)

/// if provided, otherwise the driver's default image.
#[must_use]
pub fn resolve_image<'a>(sandbox: &'a DriverSandbox, config: &'a PodmanComputeConfig) -> &'a str {
    let spec = sandbox.spec.as_ref();
    let template = spec.and_then(|s| s.template.as_ref());
    template
        .map(|t| t.image.as_str())
        .filter(|s| !s.is_empty())
        .unwrap_or(&config.default_image)
}

/// Merge environment variables from user spec/template with required driver vars.
///