added logger

libs/logger/src/index.ts

@@ -0,0 +1,43 @@
+/**
+ * @stock-bot/logger - Enhanced logging library with Loki integration
+ * 
+ * Main exports for the logger library
+ */
+
+// Core logger classes and functions
+export { Logger, createLogger, getLogger, shutdownLoggers } from './logger';
+
+// Utility functions
+export {
+  createTimer,
+  formatError,
+  sanitizeMetadata,
+  generateCorrelationId,
+  extractHttpMetadata,
+  createBusinessEvent,
+  createSecurityEvent,
+  maskSensitiveData,
+  calculateLogSize,
+  LogThrottle
+} from './utils';
+
+// Express middleware
+export {
+  loggingMiddleware,
+  errorLoggingMiddleware,
+  createRequestLogger
+} from './middleware';
+
+// Type exports
+export type {
+  LogLevel,
+  LogContext,
+  LogMetadata,
+  LoggerOptions,
+  LokiTransportOptions,
+  PerformanceTimer,
+  LokiLogEntry,
+  StructuredLog
+} from './types';
+
+export type { LoggingMiddlewareOptions } from './middleware';