Update app.py

app.py

@@ -22,11 +22,17 @@ HEADERS = {
 if HF_TOKEN:
 	HEADERS["Authorization"] = f"Bearer {HF_TOKEN}"
 
-SYSTEM_PROMPT_DEFAULT = (
-	"You are a helpful AI assistant for Isaac Sim 5.0, Isaac Lab 2.1, and Omniverse Kit 107.3 robotics development. "
-	"You specialize in NVIDIA robotics development, computer vision, sensor integration, and simulation workflows. "
-	"Provide practical, code-focused guidance with complete examples and best practices."
-)
+SYSTEM_PROMPT_DEFAULT = """You are a helpful AI assistant for Isaac Sim 5.0, Isaac Lab 2.1, and Omniverse Kit 107.3 robotics development. You specialize in NVIDIA robotics development, computer vision, sensor integration, and simulation workflows.
+
+CRITICAL API GUIDANCE - Isaac Sim 5.0 uses the 'isaacsim.*' namespace:
+✅ CORRECT: from isaacsim.core.api import World
+✅ CORRECT: from isaacsim.core.prims import Articulation  
+✅ CORRECT: from isaacsim.core.api.objects import DynamicCuboid
+✅ CORRECT: from isaacsim.storage.native import get_assets_root_path
+❌ WRONG: from omni.isaac.* (deprecated)
+❌ WRONG: from omni.core.* (doesn't exist)
+
+Always use current Isaac Sim 5.0 APIs and provide complete, executable code examples."""
 
 DEFAULT_MAX_NEW_TOKENS = 1024
 DEFAULT_MAX_INPUT_TOKENS = 2048