renovate.json

{
  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
  "extends": [
    "config:base"
  ],
  "prHourlyLimit": 0,
  "ignorePaths": [
    "tests/*", 
    "demos/*",
    "benchmarks/*"
  ],
  "packageRules": [
    {
      "description": "Group relevant Dockerfiles that are used for the Chiselled images",
      "matchPaths": ["chiselled-jre/Dockerfile*"],
      "groupName": "Dockerfiles of Chiselled images",
      "enabled": true,
      "matchDatasources": [
        "docker"
      ],
      "matchUpdateTypes": [
        "pinDigest"
      ]
    }
  ],
  "baseBranches": [
    "/^channels\\/.*/"
  ],
  "customManagers": [
    {
      "customType": "regex",
      "fileMatch": [
        "(^|/|\\.)([Dd]ocker|[Cc]ontainer)file$",
        "(^|/)([Dd]ocker|[Cc]ontainer)file[^/]*$"
      ],
      "matchStrings": ["ARG CHISEL_VERSION=(?<currentValue>.*?)\\s"],
      "datasourceTemplate": "github-releases",
      "depNameTemplate": "canonical/chisel",
      "extractVersionTemplate": "^v(?<version>.*)$"
    }
  ]
}