Refactor code structure and remove redundant changes

src-old/lib/authLogger.ts

@@ -0,0 +1,18 @@
+/**
+ * Conditional authentication logging utility
+ * Uses structured logger internally
+ */
+
+import { logger } from './logger';
+
+export const authLog = (...args: unknown[]) => {
+  logger.info('[Auth]', ...args);
+};
+
+export const authWarn = (...args: unknown[]) => {
+  logger.warn('[Auth]', ...args);
+};
+
+export const authError = (...args: unknown[]) => {
+  logger.error('[Auth] Error occurred', { error: args });
+};