renovate-config-group-package-json.json

{
  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
  "description": "Preset to group dependency updates by npm project",
  "packageRules": [
    {
      "description": "Group dependencies from package.json files",
      "matchFileNames": ["**/package.json"],
      "groupName": "All npm project updates"
    }
  ]
}