@Configuration
@EnableOpenApi
public class Swagger3Config {
    //可以配置在application文件中
    /**
     * 与Spring 同一级的配置
     *swagger:
     *   enable: true
     *   application-name: ${spring.application.name}
     *   application-version: 1.0
     *   application-description: springfox swagger 3.0整合Demo
     *   try-host: http://localhost:${server.port}
     *   http://localhost:8848/swagger-ui/index.html
     */
    Boolean swaggerEnabled=true;//ture 启用Swagger3.0 fasle 禁用（生产环境要禁用）
    @Bean
    public Docket createRestApi(){
        return new Docket(DocumentationType.OAS_30)
                .apiInfo(apiInfo())
                // 是否开启
                .enable(swaggerEnabled)
                .select()
                // 扫描的路径使用@Api的controller
//                .apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
                .apis(RequestHandlerSelectors.basePackage("xyz.ug666.springboot.controller"))
                // 指定路径处理PathSelectors.any()代表所有的路径
                .paths(PathSelectors.any())
                .build();
    }

    private ApiInfo apiInfo(){
        return new ApiInfoBuilder()
                .title("Swagger3接口文档")
                .description("适用于前后端分离统一的接口文档")
                //作者信息
                //.contact(new Contact("name","url", "email"))
                .contact(new Contact("UG666","ug666.xyz", "2083206548@qq.com"))
                .version("1.0")
                .build();
    }
}

在控制层加注解@Api(tags = "用户信息接口")