Load a shipped category on the first call reaching it, from an index generated from data/

record.go

@@ -126,6 +126,9 @@ func (f *Generator) FakeRecord(path string) (*Record, error) {
 	if err != nil {
 		return nil, fmt.Errorf("fejkdata: %w", err)
 	}
+	if err := f.loadShippedAt(segments); err != nil {
+		return nil, fmt.Errorf("fejkdata: %w", err)
+	}
 	_, n, tail, err := resolveCategory(f.root.children, segments)
 	if err != nil {
 		return nil, fmt.Errorf("fejkdata: %s: %w", path, err)