Function collect_config 

pub fn collect_config(
    provider: CloudProvider,
    target: DeploymentTarget,
    cluster_id: Option<String>,
    registry_id: Option<String>,
    environment_id: &str,
    dockerfile_path: &str,
    build_context: &str,
    discovered_dockerfile: &DiscoveredDockerfile,
    region: Option<String>,
    machine_type: Option<String>,
    step_number: u8,
) -> ConfigFormResult

Collect deployment configuration details from user

Region, machine type, Dockerfile path, and build context are already selected in previous steps. This form collects service name, port, branch, public access, health check, and auto-deploy settings.