ZIT prompting guide and tweaks

tools/generate_image.py

@@ -174,7 +174,7 @@ async def handle(args: Dict[str, Any]) -> List[Dict[str, Any]]:
                 except (ValueError, AttributeError):
                     raise ToolError(f"Invalid resolution format for preset '{res_preset_name}': {res_val_str}. Expected 'WidthxHeight'.")
             else:
-                raise ToolError(f"Resolution preset '{res_preset_name}' not found for this model. Available: {', '.join(res_set.keys())}")
+                raise ToolError(f"Resolution preset '{res_preset_name}' not found for this model. You MUST call get_model_info with this model_name to see the available resolution presets.")
         else:
             raise ToolError(f"No resolution set configured for model '{model_name}'.")
 

tools/get_model_info.py

@@ -24,7 +24,7 @@ async def handle(args: Dict[str, Any]) -> List[Dict[str, Any]]:
             {
                 "type": "text", 
                 "text": "Available models:\n\n" + "\n".join([f"- {m['name']}: {m['description']}" for m in catalog]) + 
-                        "\n\nTo get a detailed prompting guide and available resolutions for a specific model, call this tool again with the 'model_name' argument."
+                        "\n\nBefore generating an image, you MUST call this tool again with your selected model as the 'model_name' argument."
             }
         ]
     
@@ -41,7 +41,7 @@ async def handle(args: Dict[str, Any]) -> List[Dict[str, Any]]:
                 "type": "text", 
                 "text": f"Model '{model_name}' not found.\n\nAvailable models:\n\n" + 
                         "\n".join([f"- {m['name']}: {m['description']}" for m in catalog]) + 
-                        "\n\nTo get a detailed prompting guide and available resolutions for a specific model, call this tool again with the 'model_name' argument."
+                        "\n\nBefore generating an image, you MUST call this tool again with selected model as the 'model_name' argument."
             }
         ]