why does it say deployment failed

Question

It says deployment failed, why?

[View Deploy details](https://railway.app/project/ded5bd36-d6be-4083-9e55-896d9592ed16/service/0efa7a05-13d4-4f60-a4f9-809a8312804e?id=1014cad8-3ef5-4b51-84eb-b00113a86f52)

> &#9432; Deployment information is only viewable by project members and Railway employees.