Record reference provenance in manifests

internal/core/artifacts/artifacts.go

@@ -48,6 +48,17 @@ type LLMProfileManifest struct {
 	Model    string `json:"model,omitempty"`
 }
 
+type ReferenceProvenance struct {
+	LaneID        string `json:"lane_id"`
+	SlotName      string `json:"slot_name"`
+	OriginType    string `json:"origin_type"`
+	OriginURI     string `json:"origin_uri,omitempty"`
+	Digest        string `json:"digest,omitempty"`
+	MediaType     string `json:"media_type,omitempty"`
+	SizeBytes     int64  `json:"size_bytes,omitempty"`
+	BindingSource string `json:"binding_source,omitempty"`
+}
+
 type RunManifest struct {
 	RunID            string                    `json:"run_id,omitempty"`
 	PipelineID       string                    `json:"pipeline_id,omitempty"`
@@ -61,6 +72,7 @@ type RunManifest struct {
 	OutputEncoder    string                    `json:"output_encoder,omitempty"`
 	ModuleMetadata   map[string]map[string]any `json:"module_metadata,omitempty"`
 	ArtifactLanes    []ArtifactLaneManifest    `json:"artifact_lanes,omitempty"`
+	References       []ReferenceProvenance     `json:"references,omitempty"`
 	LLMProfiles      []LLMProfileManifest      `json:"llm_profiles,omitempty"`
 	SchemaVersion    string                    `json:"schema_version,omitempty"`
 	ValidationStatus string                    `json:"validation_status,omitempty"`