bootstrap.yml is loaded before application.yml.
It is typically used for the following:
when using Spring Cloud Config Server, you should specify spring.application.name and spring.cloud.config.server.git.uri inside bootstrap.ymlsome encryption/decryption information
Technically, bootstrap.yml is loaded by a parent Spring ApplicationContext. That parent ApplicationContext is loaded before the one that uses application.yml.
https://stackoverflow.com/questions/32997352/what-is-the-diference-between-putting-a-property-on-application-yml-or-bootstrap
