Changelog PR to default branch and add label (#296)

* Changelog PR to default branch and add label
* CHANGELOG.md: add notes for #296 

Co-authored-by: Alexandre Boyer <nggalien@gmail.com>
Co-authored-by: Jakub Chrzanowski <jakub.chrzanowski@jetbrains.com>

.github/workflows/release.yml

@@ -77,6 +77,7 @@ jobs:
         run: |
           VERSION="${{ github.event.release.tag_name }}"
           BRANCH="changelog-update-$VERSION"
+          LABEL="release changelog"
 
           git config user.email "action@github.com"
           git config user.name "GitHub Action"
@@ -84,9 +85,13 @@ jobs:
           git checkout -b $BRANCH
           git commit -am "Changelog update - $VERSION"
           git push --set-upstream origin $BRANCH
+          
+          gh label create "$LABEL" \
+            --description "Pull requests with release changelog update" \
+            || true
 
           gh pr create \
             --title "Changelog update - \`$VERSION\`" \
             --body "Current pull request contains patched \`CHANGELOG.md\` file for the \`$VERSION\` version." \
-            --base main \
+            --label "$LABEL" \
             --head $BRANCH

CHANGELOG.md

@@ -9,6 +9,24 @@
 ### Fixed
 - Update broken link in `gradle.properties`
 
+## [1.2.0]
+### Added
+- GitHub Actions - mark the pull request created with _Publish Plugin_ workflow with `release changelog` label
+
+### Changed
+- Dependencies - upgrade `org.jetbrains.intellij` to `1.8.1`
+
+### Fixed
+- Update broken link in `gradle.properties`
+- GitHub Actions - use `$BRANCH` for creating changelog pull request
+
+## [1.2.0]
+### Added
+- GitHub Actions - mark the pull request created with _Publish Plugin_ workflow with `release changelog` label
+
+### Fixed
+- GitHub Actions - use `$BRANCH` for creating changelog pull request
+
 ## [1.2.0]
 ### Added
 - Use JVM toolchain for configuring source/target compilation compatibility