$ cd spring-cloud-config-server
$ ../mvnw spring-boot:run

$ curl localhost:8888/foo/development

/{application}/{profile}[/{label}]
/{application}-{profile}.yml
/{label}/{application}-{profile}.yml
/{application}-{profile}.properties
/{label}/{application}-{profile}.properties

spring.application.name: myapp

git-repo cfg
spring:
  cloud:
    config:
      server:
        git:
          uri: https://github.com/spring-cloud-samples/config-repo