) -> Self {
        Question {
            id,
            title,
            content,
            tags,
        }
    }
}

fn main() {
    let question = Question::new(
        QuestionId("1".to_string()),
        "First Question".to_string(),
        "Content of question".to_string(),
        ["faq".to_string()],
    );
    println!("{}", question);
}