import winston from "winston" ; const options = { transports : [ new winston . transports . Console ( { level : process . env . NODE_ENV === "production" ? "error" : "debug" } ) , new winston . transports . File ( { filename : "debug.log" , level : "debug" } ) ] } ; const logger = winston . createLogger ( options ) ; if ( process . env . NODE_ENV !== "production" ) { logger . debug ( "Logging initialized at debug level" ) ; } export default logger ;