v1.4.0

feat: add builder pattern and HTTP middleware

Implement fluent builder pattern for logger configuration and add HTTP request logging middleware with performance metrics.

Enables multi-format configuration via Viper

Integrates Viper for configuration management, allowing loading from YAML, JSON, and TOML files.

This change enhances configuration loading by supporting multiple file formats, improving flexibility and user experience. It also includes automatic format detection based on file extension and built-in validation.

Full Changelog: v1.3.0...v1.4.0