fix pipe

src/server.js

@@ -64,6 +64,7 @@ app.post("/api/check", async (req, res) => {
       return res.status(502).json({ error: "AI service error" });
     }
 
+    //const data = await response.json();
     const data = await response.json();
     const feedback = data.content?.[0]?.text || "";