### Overview Automate creating the [asciidoc files](https://raw.githubusercontent.com/elastic/ecs/main/docs/release-notes/8.1.asciidoc) for each release's [changelog](https://www.elastic.co/guide/en/ecs/current/ecs-release-notes.html) in the docs from the [Markdown release notes](https://github.com/elastic/ecs/blob/main/CHANGELOG.md). **Features:** * handling replacing Markdown headings with AsciiDoc headers * updating the PRs links.