Yes check below reference article for reference. You don't need to import packages spring boot does it for us automatically.
Many Spring Boot developers like their apps to use auto-configuration, component scan and be able to define extra configuration on their "application class". A single @SpringBootApplication annotation can be used to enable those three features, that is:
@EnableAutoConfiguration: enable Spring Boot’s auto-configuration mechanism@ComponentScan: enable @Component scan on the package where the application is located (see the best practices)@Configuration: allow to register extra beans in the context or import additional configuration classes@SpringBootApplication annotation is equivalent to using @Configuration, @EnableAutoConfiguration, and @ComponentScan with their default attributes, as shown in the following example: