Function create_agent_programmatic 

pub fn create_agent_programmatic(
    name: &str,
    password: &str,
    algorithm: Option<&str>,
    data_directory: Option<&str>,
    key_directory: Option<&str>,
    config_path: Option<&str>,
    agent_type: Option<&str>,
    description: Option<&str>,
    domain: Option<&str>,
    default_storage: Option<&str>,
) -> BindingResult<String>

Create a JACS agent programmatically (non-interactive).

Accepts all creation parameters and returns a JSON string containing agent info.