chore: update changelog for v0.4.0

CHANGELOG.md

@@ -1,27 +1,41 @@
 # Changelog
+
 All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [v0.4.0] - 2020-12-06
+
+### Fixed
+
+- Resolve public ip with cloudflare DNS not working because cloudflare uses Chaos class.
+
 ## [v0.3.0] - 2020-11-14
+
 ### Added
+
 - Ability to resolve public ip over DNS (cloudflare, google)
 - Ability to switch between DNS or HTTP resolvers
 - Ability to fallback to another resolver when the first one is not able to resolve a public IP.
 - Ability to disable resolving public ipv4 or ipv6 address
 
 ### Changed
+
 - Changed config file specification (Breaking).
 
 ## [v0.2.0] - 2020-11-11
+
 ### Added
+
 - Allow setting api token via environment variable CLOUDFLARE_API_TOKEN
 - Allow configuring log-level via cli argument --log-level (verbose, info, warning, error)
 - Added helm chart for k8s deployments
 
 ### Changed
+
 - apiKey in config file renamed to apiToken to align naming with cloudflare. (Breaking)
 
 ## [v0.1.0] - 2020-11-11
+
 - Initial release