Update server.js

server.js

@@ -50,7 +50,9 @@ app.post('/gen', async (req, res) => {
             },
             {
               "type": "image_url",
-              "data": img,
+              "image_url": {
+                "url": `data:image/jpeg;base64,${img}`,
+                "detail": "high",
               },
             },
           ],