Method refresh

packages/node/src/diff-engine.ts:30–39

* Update the context from the refreshed config * then persist the changes on each affected engines * Returns the list of affected artifacts/engines

(conf: LoadConfigResult, fn?: (conf: LoadConfigResult) => void)

   * Returns the list of affected artifacts/engines
   */
  refresh(conf: LoadConfigResult, fn?: (conf: LoadConfigResult) => void) {
    const affected = diffConfigs(() => conf.deserialize(), this.prevConfig)

    if (!affected.hasConfigChanged || !this.prevConfig) return affected

    fn?.(conf)
    this.prevConfig = conf.deserialize()

    return affected
  }
}