You work for an advertising company and have developed a Spark ML model to predict click-through rates for advertisement blocks. This development has taken place in your on-premises data center, but now your company is shifting operations to Google Cloud. Given that the data center is closing soon, a rapid lift-and-shift migration is essential. The data used for your model will be migrated to BigQuery. Since you regularly retrain your Spark ML models, it is necessary to migrate the existing training pipelines to Google Cloud. What steps should you take?