docs: added changelog entry

CHANGELOG.md

@@ -7,86 +7,90 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## 0.4.5 - 2020-05-20
+
+## Features
+- Migration to GitHub workflow
 
-## [0.4.4] - 2020-04-30
+## 0.4.4 - 2020-04-30
 
 ## Features
 - Added documentation: CODE_OF_CONDUCT, CONTRIBUTING, LICENCE
 - Added PR, and Issues templates
 - Readme file improvements
 
-## [0.4.3] - 2020-04-16
+## 0.4.3 - 2020-04-16
 
 ## Features
 - Return default value when key in constructor is undefined
 
-## [0.4.2] - 2020-04-16
+## 0.4.2 - 2020-04-16
 
 ## Features
 - Hotfix change: renamed function
 
-## [0.4.1] - 2020-04-16
+## 0.4.1 - 2020-04-16
 
 ## Features
 - Improved documentation, added sections (custom metrics)
 - Minor cleanups
 
-## [0.4.0] - 2020-04-15
+## 0.4.0 - 2020-04-15
 
 ## Features
 - Improved documentation, diagrams
 - Compliance with DAZN RFC for custom metrics
 
-## [0.3.0] - 2020-02-25
+## 0.3.0 - 2020-02-25
 
 ## Features
 - Added logging functionality
 - Removed unused metric on HTTP connection closed
 
-## [0.2.1] - 2020-01-28
+## 0.2.1 - 2020-01-28
 
 ## Features
 - Optional custom attributes for metrics services
 
-## [0.2.0] - 2020-01-27
+## 0.2.0 - 2020-01-27
 
 ## Features
 - Added Metrics service interface, decoupled StatsD resources
 - Added ECS metadata fetching
 
-## [0.1.1] - 2020-01-08
+## 0.1.1 - 2020-01-08
 
 ## Features
 - Bug-fix - removed unused npm dependency
 
-## [0.1.0] - 2020-01-08
+## 0.1.0 - 2020-01-08
 
 ## Features
 - Added `gauge` metrics type support
 - Improved linting rules
 - Allowed shortened import paths
 - Moved compiled code to from `dist` to `lib` folder
 
-## [0.0.3] - 2019-12-30
+## 0.0.3 - 2019-12-30
 
 ## Features
 - Renamed all `statsd` strings to `statsD`
 
-## [0.0.2] - 2019-12-30
+## 0.0.2 - 2019-12-30
 
 ## Features
 - Renamed `middlewares` folder to `middleware`
 
-## [0.0.1-2] - 2019-12-22
+## 0.0.1-2 - 2019-12-22
 
 Empty release to retry the publishing of the new npm package version.
 
-## [0.0.1-1] - 2019-12-22
+## 0.0.1-1 - 2019-12-22
 
 ## Features
 - Removed `private` flag from package.json
 
-## [0.0.1] - 2019-12-22
+## 0.0.1 - 2019-12-22
 
 ## Features
 - Updated readme with publishing steps
@@ -103,19 +107,4 @@ Empty release to retry the publishing of the new npm package version.
 - Diagrams
 - `examples` folder with playground Express.js app
 
-[Unreleased]: https://github.com/getndazn/pensieve/compare/0.4.4...HEAD
-[0.4.4]: https://github.com/getndazn/pensieve/compare/0.4.3...0.4.4
-[0.4.3]: https://github.com/getndazn/pensieve/compare/0.4.2...0.4.3
-[0.4.2]: https://github.com/getndazn/pensieve/compare/0.4.1...0.4.2
-[0.4.1]: https://github.com/getndazn/pensieve/compare/0.4.0...0.4.1
-[0.4.0]: https://github.com/getndazn/pensieve/compare/0.3.0...0.4.0
-[0.3.0]: https://github.com/getndazn/pensieve/compare/0.2.1...0.3.0
-[0.2.1]: https://github.com/getndazn/pensieve/compare/0.2.0...0.2.1
-[0.2.0]: https://github.com/getndazn/pensieve/compare/0.1.1...0.2.0
-[0.1.1]: https://github.com/getndazn/pensieve/compare/0.1.0...0.1.1
-[0.1.0]: https://github.com/getndazn/pensieve/compare/0.0.3...0.1.0
-[0.0.3]: https://github.com/getndazn/pensieve/compare/0.0.2...0.0.3
-[0.0.2]: https://github.com/getndazn/pensieve/compare/0.0.1-2...0.0.2
-[0.0.1-2]: https://github.com/getndazn/pensieve/compare/0.0.1-1...0.0.1-2
-[0.0.1-1]: https://github.com/getndazn/pensieve/compare/0.0.1...0.0.1-1
-[0.0.1]: https://github.com/getndazn/pensieve/compare/0.0.1-0...0.0.1
+[Unreleased]: https://github.com/getndazn/pensieve/compare/0.4.5...HEAD