Update app.js

app.js

@@ -2145,26 +2145,25 @@ app.get('/ask', async (req, res) => {
 
 app.post("/playwright", async (req, res) => {
     const { code } = req.body;
-    if (!code) return res.status(400).send("code is required");
+    if (!code) return res.status(400).json({ output: "code is required" });
 
     try {
         let output = [];
         const vm = new NodeVM({
             sandbox: { 
                 output,
-                console: { log: (...args) => output.push(args.join(" ")) } 
+                console: { log: (...args) => output.push(...args.map(arg => typeof arg === "object" ? JSON.stringify(arg, null, 2) : String(arg))) } 
             },
             require: { external: ["playwright"], builtin: [] },
         });
 
         const wrappedCode = `(async () => { ${code} })();`;
         const result = await vm.run(wrappedCode, import.meta.url);
-        if (result) output.push(String(result));
+        if (result !== undefined) output.push(typeof result === "object" ? JSON.stringify(result, null, 2) : String(result));
 
-        const parsedOutput = JSON.stringify(output.join("\n"));
-        res.send(parsedOutput);
+        res.json({ output: output.length ? output.join("\n") : "No output captured" });
     } catch (error) {
-        res.status(500).send(JSON.stringify(error.message));
+        res.status(500).json({ output: error.message });
     }
 });