Fingerprint D&D extractor mapping policies

internal/modules/dnd/extract/spells/extractor.go

@@ -17,6 +17,8 @@ const Key = "dnd/spells"
 const ArtifactType = "dnd.spell_cast"
 const SchemaVersion = "v1"
 
+const mappingPolicy = "dnd.spells.extract_mapping.v1"
+
 const (
 	NPCRegistryReferenceSlot = npcregistry.ReferenceSlot
 	NPCRegistryMaxBytes      = npcregistry.MaxBytes
@@ -127,6 +129,7 @@ func (e *Extractor) ManifestMetadata() map[string]any {
 		"catalog_base_id":         e.effectiveCatalog.BaseID(),
 		"catalog_digest":          e.effectiveCatalog.Digest(),
 		"catalog_overlay_ids":     e.effectiveCatalog.OverlayIDs(),
+		"mapping_policy":          mappingPolicy,
 		"response_schema_key":     string(ResponseSchemaKey),
 		"response_schema_id":      ResponseSchemaID,
 		"response_schema_name":    ResponseSchemaName,
@@ -147,6 +150,7 @@ func (e *Extractor) CheckpointFingerprints() []pipeline.CheckpointFingerprint {
 	}
 	fingerprints := []pipeline.CheckpointFingerprint{
 		{Name: "effective_catalog", Value: e.effectiveCatalog.Digest()},
+		{Name: "mapping_policy", Value: mappingPolicy},
 		{Name: "prompt", Value: e.promptSHA},
 		{Name: "response_schema", Value: e.responseSchemaSHA},
 	}