Springboot export Excel table

Foreword:

Project requirements: The customer clicks the "Export" button to download an excel form to the local computer.
Requirement analysis: the front end transmits an id, and the backend queries the data list according to the id and exports;

Realization effect:

Code implementation process:

1. Introduce dependency:

        <dependency>
            <groupId>cn.afterturn</groupId>
            <artifactId>easypoi-spring-boot-starter</artifactId>
            <version>4.1.3</version>
        </de