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ModelArtifact

Versioned policy artifact persisted to GCS.

This is the on-wire shape of the latest_model.json and approved_model.json blobs. It crosses a serialization boundary, so it lives as a Pydantic model (not a dataclass) to validate the payload at load time and catch schema drift early.

model_idModel Idrequired
trained_atTrained Atrequired
feature_schema_hashFeature Schema Hashrequired
phase_feature_weights objectrequired
property name* object
property name*number
approvedApproved
Default value: false
approved_at object
anyOf
string
ModelArtifact
{
  "model_id": "string",
  "trained_at": "string",
  "feature_schema_hash": "string",
  "phase_feature_weights": {},
  "approved": false,
  "approved_at": "string"
}