feat(qgis): add editable traffic signal assemblies

scripts/lib/area-config.js

@@ -58,8 +58,11 @@ function normalizeAreaConfig(raw, options = {}) {
     ),
     vehicleRoute: path.resolve(outputOverrides.vehicleRoute || path.join(areaDir, `${fileStem}-vehicle-route.json`)),
     vehicleModel: path.resolve(outputOverrides.vehicleModel || path.join(areaDir, `${fileStem}-vehicle-car.gltf`)),
-    // Signals are an auxiliary intermediates artifact shared by Blender and
-    // the browser preview. They deliberately are not one of the QGIS layers.
+    trafficSignalAssemblies: path.resolve(
+      outputOverrides.trafficSignalAssemblies || path.join(geojsonDir, "traffic_signal_assemblies.geojson"),
+    ),
+    // Runtime poses are derived from the editable assembly layer and shared by
+    // Blender and the browser preview.
     trafficSignals: path.resolve(outputOverrides.trafficSignals || path.join(geojsonDir, "traffic_signals.json")),
     pipelineDir,
     stageManifestDir: path.resolve(outputOverrides.stageManifestDir || path.join(pipelineDir, "stages")),