[Question] [spring] Why we need both application.yml and application.properties here?

[xleoken]

Search before asking

• [X] I had searched in the issues and found no similar issues.

What happened

Why we need both application.yml and application.properties here? It seems we can keep one.

Version

dev

Are you willing to submit PR?

• [X] Yes I am willing to submit a PR!

Code of Conduct

• [X] I agree to follow this project's Code of Conduct

[aiwenmo]

Hi.It can be optimized.

[xleoken]

Got, will do.