Integrate policy-aware item scopes

internal/engine/load_input.go

@@ -23,18 +23,19 @@ type assembledInput struct {
 // The latter is used for composition; the former preserves the acquisition
 // boundary for later scoped assembly and evidence.
 type acquiredContribution struct {
-	source              SourceInfo
-	identity            importNodeKey
-	role                importContributionRole
-	scopeOwner          importNodeKey
-	payload             *document.Node
-	document            *document.Node
-	destination         Path
-	relativeDestination Path
-	processing          *sourceVersionProcessingResult
-	nested              *composedDocument
-	pendingItem         *acquisitionScope
-	placementCharged    bool
+	source               SourceInfo
+	identity             importNodeKey
+	role                 importContributionRole
+	scopeOwner           importNodeKey
+	payload              *document.Node
+	document             *document.Node
+	destination          Path
+	relativeDestination  Path
+	processing           *sourceVersionProcessingResult
+	sequenceDeclarations []sequenceDeclarationSpec
+	nested               *composedDocument
+	pendingItem          *acquisitionScope
+	placementCharged     bool
 }
 
 // acquisitionScope is the ordered strict mapping scope produced by one input
@@ -59,7 +60,8 @@ func cloneAcquisitionScope(scope acquisitionScope) acquisitionScope {
 				role: contribution.role, scopeOwner: contribution.scopeOwner, payload: contribution.payload,
 				document: contribution.document, destination: contribution.destination.clone(),
 				relativeDestination: contribution.relativeDestination.clone(), processing: contribution.processing,
-				nested: cloneComposedDocument(contribution.nested), pendingItem: cloneAcquisitionScopePointer(contribution.pendingItem),
+				sequenceDeclarations: cloneSequenceDeclarations(contribution.sequenceDeclarations),
+				nested:               cloneComposedDocument(contribution.nested), pendingItem: cloneAcquisitionScopePointer(contribution.pendingItem),
 				placementCharged: contribution.placementCharged,
 			}
 		}