- Add engine/pipeline/ module with Stage ABC, PipelineContext, PipelineParams - Stage provides unified interface for sources, effects, displays, cameras - Pipeline class handles DAG-based execution with dependency resolution - PipelinePreset for pre-configured pipelines (demo, poetry, pipeline, etc.) - Add PipelineParams as params layer for animation-driven config - Add StageRegistry for unified stage registration - Add sources_v2.py with DataSource.is_dynamic property - Add animation.py with Preset and AnimationController - Skip ntfy integration tests by default (require -m integration) - Skip e2e tests by default (require -m e2e) - Update pipeline.py with comprehensive introspection methods
- Add --pipeline-diagram flag to generate mermaid diagrams - Create engine/pipeline.py with PipelineIntrospector - Outputs flowchart, sequence diagram, and camera state diagram - Run with: python mainline.py --pipeline-diagram
