Fetch
data class FetchConfig(val connectTimeoutMillis: Int, val readTimeoutMillis: Int, val maxAttempts: Int = 3, val initialBackoffMillis: Long = 500, val cacheTtlMillis: Long = 24 * 60 * 60 * 1000L)
Tunables for fetching/caching the Node version list, overridable via Gradle properties (see Project.nodeVersion).