update logging

log.js

@@ -0,0 +1,14 @@
+// logger.js
+function log(level, message, ...args) {
+    const now = new Date().toISOString();
+    const levelLabel = `[${level.toUpperCase()}]`.padEnd(8);
+
+    log.info(`${now} ${levelLabel} ${message}`, ...args);
+}
+
+module.exports = {
+    info: (msg, ...args) => log("info", msg, ...args),
+    warn: (msg, ...args) => log("warn", msg, ...args),
+    error: (msg, ...args) => log("error", msg, ...args),
+    debug: (msg, ...args) => log("debug", msg, ...args),
+};