Symfony Asset Mapper renovate config

renovate.json

{
  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
  "extends": ["config:base"],
  "enabledManagers": ["custom.regex"],
  "customManagers": [
    {
      "customType": "regex",
      "fileMatch": ["^importmap\\.php$"],
      "matchStrings": ["'(?<packageName>.+?)'\\s*=>\\s*\\[[^]]*'version'\\s*=>\\s*'(?<currentValue>.+?)'"],
      "datasourceTemplate": "npm"
    }
  ]
}