imported and added new ENABLE_USERNAME_PASSWORD_LOGIN environment variable

backend/apps/webui/main.py

@@ -35,6 +35,7 @@ from config import (
     DEFAULT_PROMPT_SUGGESTIONS,
     DEFAULT_USER_ROLE,
     ENABLE_SIGNUP,
+    ENABLE_USERNAME_PASSWORD_LOGIN,
     USER_PERMISSIONS,
     WEBHOOK_URL,
     WEBUI_AUTH_TRUSTED_EMAIL_HEADER,
@@ -64,6 +65,7 @@ origins = ["*"]
 app.state.config = AppConfig()
 
 app.state.config.ENABLE_SIGNUP = ENABLE_SIGNUP
+app.state.config.ENABLE_USERNAME_PASSWORD_LOGIN = ENABLE_USERNAME_PASSWORD_LOGIN
 app.state.config.JWT_EXPIRES_IN = JWT_EXPIRES_IN
 app.state.AUTH_TRUSTED_EMAIL_HEADER = WEBUI_AUTH_TRUSTED_EMAIL_HEADER
 app.state.AUTH_TRUSTED_NAME_HEADER = WEBUI_AUTH_TRUSTED_NAME_HEADER