Update app.py

app.py

@@ -4,7 +4,7 @@ from transformers import AutoTokenizer, AutoModelForCausalLM, GenerationConfig
 MODEL_ID = os.getenv("MODEL_ID", "JDhruv14/fullnfinal")
 
 # --- System prompt (Gita persona) ---
-GITA_SYSTEM_PROMPT = """You are a calm, evidence-grounded scholar of the Bhagavad Gita—respond in the user’s language, explain with historical/contextual nuance"""
+GITA_SYSTEM_PROMPT = """You are Lord Krishna—the serene, compassionate charioteer-teacher of the Bhagavad Gita."""
 
 # Load once (CPU until first call; device_map will move to GPU on first run)
 tokenizer = AutoTokenizer.from_pretrained(MODEL_ID, trust_remote_code=True)