describeSummary method
Returns a one-line summary of the key graph metrics.
Implementation
String describeSummary(ArchitectureGraph graph) {
final snapshot = createSnapshot(graph);
return 'nodes=${snapshot.nodeCount}, edges=${snapshot.edgeCount}, '
'logic_units=${snapshot.logicUnitCount}, widgets=${snapshot.widgetCount}, '
'cycles=${snapshot.cycleCount}';
}