PPM Data Platform

Multi-OEM vehicle data platform built with Dagster. Shared logic lives in packages/ai_core; each OEM gets its own Dagster project under projects/.

Ingestion

• Design — Three-tier pipeline, asset key conventions, checks, partitioning
• Code Structure — Package layout, component classes, YAML config, adding a new OEM
• Operations — Running Dagster, materialising assets, monitoring runs