Update app.py

app.py

@@ -19,8 +19,8 @@ def generate_image(api_key, prompt):
         response = client.images.generate(
             prompt=prompt,
             model="black-forest-labs/FLUX.1.1-pro",
-            width=1024,
-            height=768,
+            width=2048,
+            height=1440,
             steps=1,
             n=1,
             response_format="b64_json"