renovate.json

{
  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
  "extends": [
    "config:base"
  ],
  "regexManagers": [
    {
      "fileMatch": ["r-minimal/Dockerfile"],
      "matchStrings": ["ARG R_VERSION=\"(?<currentValue>.*?)\""],
      "depNameTemplate": "rocker-org/rocker-versioned2",
      "datasourceTemplate": "github-releases",
      "extractVersionTemplate": "^R(?<version>.*)$"
    },
    {
      "fileMatch": ["python-minimal/Dockerfile"],
      "matchStrings": ["ARG PYTHON_VERSION=\"(?<currentValue>.*?)\""],
      "depNameTemplate": "conda-forge/python",
      "datasourceTemplate": "conda"
    },
    {
      "fileMatch": ["scripts/install-julia.sh"],
      "matchStrings": ["JULIA_VERSION=\"(?<currentValue>.*?)\""],
      "depNameTemplate": "JuliaLang/julia",
      "datasourceTemplate": "github-releases",
      "extractVersionTemplate": "^v(?<version>.*)$"
    },
    {
      "fileMatch": ["spark/Dockerfile"],
      "matchStrings": ["ARG SPARK_VERSION=\"(?<currentValue>.*?)\""],
      "depNameTemplate": "apache/spark",
      "datasourceTemplate": "github-releases",
      "extractVersionTemplate": "^v(?<version>.*)$"
    }
  ]
}