What are the key steps to design a pipeline for auto-generating personalized trailers for Netflix using GenAI?

1. Understand the challenges of creating different cuts for diverse viewer personas. 2. Build a content understanding layer to tag scenes with mood and genre. 3. Define viewer personas based on behavior. 4. Match scenes to personas using embeddings. 5. Assemble the trailer programmatically with scene sequencing. 6. Add a quality gate for automated checks before deployment. 7. Measure and retrain continuously based on performance metrics.