feat(web): add view layer aov authoring

web/app/src/workers/web-engine.worker.ts

@@ -810,6 +810,17 @@ function assertFutureCapability(payload: Extract<WebEngineRequest["command"], {
       if (properties.alphaThreshold !== undefined && !boundedNumber(properties.alphaThreshold, 0, 1)) throw report("RENDER_PROPERTY_INVALID", "Scene alphaThreshold must be between zero and one");
       return;
     }
+    case "setSceneViewLayerAOVs": {
+      const scene = currentSnapshot?.scenes.find((candidate) => candidate.id === payload.dataId);
+      if (!scene || typeof payload.layerName !== "string" || payload.layerName.length === 0 || !Array.isArray(payload.aovs) || payload.aovs.length > 64) throw report("RENDER_PROPERTY_INVALID", "Scene ViewLayer AOV target is invalid");
+      const names = new Set<string>();
+      for (const aov of payload.aovs) {
+        if (!aov || typeof aov.name !== "string" || aov.name.length === 0 || new TextEncoder().encode(aov.name).byteLength > 63 || names.has(aov.name) || aov.name.includes(".")) throw report("RENDER_PROPERTY_INVALID", "Scene AOV names must be unique, bounded and dot-free");
+        if (aov.type !== 0 && aov.type !== 1) throw report("RENDER_PROPERTY_INVALID", "Scene AOV type is unsupported");
+        names.add(aov.name);
+      }
+      return;
+    }
     case "setGeometryNodeGraph": {
       const snapshot = currentSnapshot;
       const availableResourceIds = new Set([