renovate.json

{
  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
  "extends": [
    "config:recommended"
  ],
  "branchPrefix": "renovate-",
  "branchNameStrict": true,
  "ignorePaths": [
    "**/ui/**"
  ],
  "packageRules": [
    {
      "matchPackageNames": [
        "docker.io/node"
      ],
      "allowedVersions": "<= 18"
    },
    {
      "matchDepNames": [
        "dnsmasq"
      ],
      "matchDatasources": [
        "cutom.dnsmasq"
      ],
      "extractVersion": "dnsmasq-(?<major>\\d+)\\.(?<minor>\\d+)$"
    }
  ],
  "customManagers": [
    {
      "customType": "regex",
      "fileMatch": [
        "build-images.sh"
      ],
      "matchStrings": [
        "^DNSMASQ_VERSION=(?<currentValue>[^\\s]*)$"
      ],
      "versioningTemplate": "regex:(?<major>\\d+)\\.(?<minor>\\d+)",
      "depNameTemplate": "dnsmasq",
      "datasourceTemplate": "custom.dnsmasq"
    }
  ],
  "customDatasources": {
    "dnsmasq": {
      "defaultRegistryUrlTemplate": "https://dnsmasq.org/",
      "format": "html"
    }
  }
}