Add CHANGELOG to keep version history in one place [ci skip]

.github/workflows/build-release.yml

@@ -21,8 +21,12 @@ jobs:
           git fetch --tags --force # Really fetch annotated tag. See https://github.com/actions/checkout/issues/290#issuecomment-680260080
           echo ::set-output name=version::${GITHUB_REF#refs/tags/v}
           echo ::set-output name=subject::$(git for-each-ref $GITHUB_REF --format='%(contents:subject)')
+          # Extract changelog entries between this and previous version headers
+          escaped_version=$(echo ${GITHUB_REF#refs/tags/v} | sed -e 's/[]\/$*.^[]/\\&/g')
+          changelog=$(awk "BEGIN{inrelease=0} /## ${escaped_version}/{inrelease=1;next} /## [0-9]+\.[0-9]+\.[0-9]+/{inrelease=0;exit} {if (inrelease) print}" CHANGELOG.md)
           # Multiline body for release. See https://github.community/t/set-output-truncates-multiline-strings/16852/5
           BODY="$(git for-each-ref $GITHUB_REF --format='%(contents:body)')"
+          BODY="${BODY}"$'\n'"${changelog}"
           BODY="${BODY//'%'/'%25'}"
           BODY="${BODY//$'\n'/'%0A'}"
           BODY="${BODY//$'\r'/'%0D'}"

CHANGELOG.md

@@ -0,0 +1,45 @@
+# 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).
+
+## 0.5.0 - 2020-11-13
+
+### Changed
+
+- Start Yabeda exporter on `on_booted` hook to support Puma 4.x daemon mode. [@Envek], [#14](https://github.com/yabeda-rb/yabeda-puma-plugin/pull/14)
+
+## 0.4.0 - 2020-04-29
+
+### Added
+
+- `yabeda_prometheus` plugin to allow metrics export on separate port. [@jwhitcraft], [#11](https://github.com/yabeda-rb/yabeda-puma-plugin/pull/11)
+
+## 0.3.0 - 2020-01-27
+
+### Added
+
+- Support for yabeda 0.2 (required by prometheus-client 1.0). [@Envek]
+
+## 0.2.1 - 2019-12-16
+
+### Fixed
+
+- Fix undefined method in TCP socket. [@Neznauy], [#7](https://github.com/yabeda-rb/yabeda-puma-plugin/pull/7)
+
+## 0.2.0 - 2019-12-12
+
+### Added
+
+- Support for TCP puma control panel url. [@dsalahutdinov]
+
+## 0.1.0 - 2019-04-02
+
+Initial release with basic metrics collection. [@dsalahutdinov]
+
+[@jwhitcraft]: https://github.com/jwhitcraft "Jon Whitcraft"
+[@Neznauy]: https://github.com/Neznauy "Aleksandr Shlyakov"
+[@Envek]: https://github.com/Envek "Andrey Novikov"
+[@dsalahutdinov]: https://github.com/dsalahutdinov "Dmitry Salahutdinov"