Update app.py

app.py

@@ -110,10 +110,11 @@ def query(prompt, model, is_negative=False, steps=30, cfg_scale=7, sampler="DPM+
         "cfg_scale": cfg_scale,
         "seed": seed if seed != -1 else random.randint(1, 1000000000),
         "strength": strength,
-        "width"=1024,
-        "height"=1024,
-        "guidance_scale"=cfg_scale,
-        "num_inference_steps"=steps
+        "width": 1024,
+        "height": 1024,
+        "guidance_scale": cfg_scale,
+        "num_inference_steps": steps,
+        "resolution": "512 x 1024"
         }
 
     response = requests.post(f"{api_base}{API_URL}", headers=headers, json=payload, timeout=timeout)