fix proompt

app.py

@@ -303,11 +303,10 @@ class PicletGeneratorService:
 
             print(f"Generating text...")
             result = client.predict(
-                api_name="/chat",
-                message=prompt,
-                history=[],
-                system_prompt="You are a helpful assistant that creates Pokemon-style monster concepts based on real-world objects.",
-                temperature=0.7
+                prompt,  # message (positional)
+                "You are a helpful assistant that creates Pokemon-style monster concepts based on real-world objects.",  # system_prompt (positional)
+                0.7,  # temperature (positional)
+                api_name="/chat"
             )
 
             # Extract response text (GPT-OSS formats with Analysis and Response)