create modules and directories by custom spring initializer

Question

I want to create custom modules and directories by customize spring initializer but can not insert in .yml file

{
initializr:
  languages:
    - name: java
      id: java
      default: true
  java-versions:
    - id: 11
      default: true
  boot-versions:
    - id: 2.5.7
      name: 2.5.7
      default: true
}