application使用@符合问题：'@' that cannot start any token. (Do not use @ for indentation)

解决方法
https://www.baeldung.com/spring-profiles
build加入一下代码

<build>
  <resources>
    <resource>
      <directory>src/main/resources</directory>
      <filtering>true</filtering>
    </resource>
  </resources>
</build>