Generate changelog automatically

[santitigaga]

Describe the solution you'd like
A clear and concise description of what you want to happen.
something like that https://github.com/reactive-commons/reactive-commons-java/blob/master/CHANGELOG.md.

In this github action you find an example how to do that https://github.com/reactive-commons/reactive-commons-java/blob/master/.github/workflows/main.yml

Additional context
You should generate the changelog from the beginning of the project.