Update app.js

app.js

@@ -62,7 +62,9 @@ app.post("/api/ai-build", async (req, res) => {
     }
     else if (DEMO_MODE === 'SCAN_HIERARCHY') {
         // Scans whatever is selected (default behavior)
-        return res.json({ action: "read_hierarchy" });
+        return res.json({ action: "read_hierarchy",
+                        targetName: "Workspace" 
+                        });
     }
     else if (DEMO_MODE === 'SCAN_SERVER_SERVICE') {
         // NEW: Specifically asks to scan ServerScriptService