Pass reference bindings to Notarius

internal/adapters/notarius/runner.go

@@ -13,6 +13,13 @@ type Runner interface {
 	Run(ctx context.Context, req RunRequest) (RunResult, error)
 }
 
+// ReferenceBinding maps one normalized Notarius selector to an absolute
+// external reference path.
+type ReferenceBinding struct {
+	Selector string
+	Path     string
+}
+
 // RunRequest contains the resolved inputs and diagnostic destinations for one invocation.
 type RunRequest struct {
 	Binary           string
@@ -24,6 +31,7 @@ type RunRequest struct {
 	ReceiptPath      string
 	LogPath          string
 	Timeout          time.Duration
+	References       []ReferenceBinding
 }
 
 // Receipt is the transport-neutral successful run receipt.