logAudit (utils/logger.ts)

Configurable Pino logger with audit logging helper and request/response serializers for Node.js services.

// Source: https://github.com/geminimir/meterguard | License: MIT | Copyright 2025 StripeMeter Contributors
// Provided via justclaw.it.com; keep this notice with the code.
/**
 * Logger configuration
 */

import pino from 'pino';

const isDevelopment = process.env.NODE_ENV === 'development';

export const logger = pino({
  level: process.env.LOG_LEVEL || 'info',
  transport: isDevelopment
    ? {
        target: 'pino-pretty',
        options: {
          colorize: true,
          translateTime: 'HH:MM:ss Z',
          ignore: 'pid,hostname',
        },
      }
    : undefined,
  serializers: {
    req: (req) => ({
      method: req.method,
      url: req.url,
      headers: (() => {
        const headers = { ...(req.headers || {}) } as Record<string, any>;
        const redact = ['author

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