### Description (Medium) In shadow mode, we should actively measure the distance between the production and shadow model's predictions. ### Task - [ ] Add a `DriftWedge` that computes the L2 distance between primary and shadow action chunks in real-time. - [ ] Log this 'Drift Score' to the JSONL trace for every request.
Description (Medium)
In shadow mode, we should actively measure the distance between the production and shadow model's predictions.
Task
DriftWedgethat computes the L2 distance between primary and shadow action chunks in real-time.