Update app.py

app.py

@@ -14,7 +14,7 @@ load_dotenv()
 MISTRAL_API_KEY = os.getenv("MISTRAL_API_KEY")
 server = os.getenv("SERVER")
 database = os.getenv("DATABASE")
-user_name = os.getenv("USER")
+user = os.getenv("USER")
 password = os.getenv("PASSWORD")
 
 # 🔹 Configuration du modèle Mistral
@@ -29,7 +29,7 @@ llm = ChatMistralAI(
 )
 
 # 🔹 Configuration de la base de données SQL Server
-db_url = f"mssql+pyodbc://{user_name}:{password}@{server}/{database}?driver=ODBC+Driver+17+for+SQL+Server"
+db_url = f"mssql+pyodbc://{user}:{password}@{server}/{database}?driver=ODBC+Driver+17+for+SQL+Server"
 engine = create_engine(db_url)
 db = SQLDatabase.from_uri(db_url)