evaluation: channel ablation script + feature importance LOPO

refactor: single checkpoints/ dir, fix uvicorn cmd and hybrid config path

chore: MLP pipeline, evaluation updates, feature importance, confusion matrices

Put all the models together (expect UI)

integrated open/closed eye cnn in script

reorg folders, add MLP demo

feat: add optional eye model (YOLO/MobileNet) alongside geometry

chore: add template layout and stage 1 face mesh demo

set up template with folder structure and training script