spring-cloud-release/docs/package.json

{
  "dependencies": {
    "antora": "3.2.0-alpha.8",
    "@antora/atlas-extension": "1.0.0-alpha.2",
    "@antora/collector-extension": "1.0.0-alpha.3",
    "@asciidoctor/tabs": "1.0.0-beta.6",
    "@springio/antora-extensions": "1.11.1",
    "@springio/asciidoctor-extensions": "1.0.0-alpha.16"
  }
}