Regex Manager Presets

regexManagers:dockerfileVersions

Update _VERSION variables in Dockerfiles.

{
  "regexManagers": [
    {
      "fileMatch": [
        "(^|/|\\.)Dockerfile$",
        "(^|/)Dockerfile[^/]*$"
      ],
      "matchStrings": [
        "# renovate: datasource=(?<datasource>[a-z-]+?) depName=(?<depName>[^\\s]+?)(?: (lookupName|packageName)=(?<packageName>[^\\s]+?))?(?: versioning=(?<versioning>[a-z-0-9]+?))?\\s(?:ENV|ARG) .+?_VERSION=\"?(?<currentValue>.+?)\"?\\s"
      ]
    }
  ]
}

---