Run D&D spell lanes through typed artifacts

internal/framework/pipeline/normalizer_registry.go

@@ -1,6 +1,7 @@
 package pipeline
 
 import (
+	"context"
 	"fmt"
 	"reflect"
 	"strings"
@@ -23,6 +24,7 @@ type typedNormalizerEntry struct {
 	valueType       reflect.Type
 	validateOptions OptionValidator
 	builder         func(BuildRequest) (any, error)
+	normalize       typedNormalizeOperation
 }
 
 func NewNormalizerRegistry() *NormalizerRegistry {
@@ -122,6 +124,21 @@ func RegisterNormalizerBuilder[T any](registry *NormalizerRegistry, spec ModuleS
 		builder: func(request BuildRequest) (any, error) {
 			return builder(cloneBuildRequest(request))
 		},
+		normalize: func(ctx context.Context, implementation any, request contracts.TypedNormalizeRequest[any]) (erasedTypedResult, error) {
+			normalizer, ok := implementation.(contracts.Normalizer[T])
+			if !ok {
+				return erasedTypedResult{}, fmt.Errorf("normalizer %q has incompatible implementation %T", normalizedSpec.Key, implementation)
+			}
+			value, err := exactTypedValue[T]("normalize merge value", request.MergeOutput.Value)
+			if err != nil {
+				return erasedTypedResult{}, err
+			}
+			result, err := normalizer.Normalize(ctx, contracts.TypedNormalizeRequest[T]{Source: request.Source, LaneID: request.LaneID, MergeOutput: contracts.MergeArtifact[T]{LaneID: request.MergeOutput.LaneID, MergerKey: request.MergeOutput.MergerKey, SourceID: request.MergeOutput.SourceID, Value: value}, SourceInput: request.SourceInput, SessionID: request.SessionID, References: request.References, LLMProfile: request.LLMProfile, Metadata: request.Metadata})
+			if err != nil {
+				return erasedTypedResult{}, err
+			}
+			return erasedTypedResult{Value: result.Value, Warnings: result.Warnings}, nil
+		},
 	}
 	return nil
 }