Create release.yml

Author: Quantura

.github/workflows/release.yml

@@ -0,0 +1,75 @@
+name: Build and Publish Release
+on:
+  push:
+    branches:
+      - main  # Change this to 'master' or another branch name as desired.
+    
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          java-version: '21'
+          distribution: 'temurin'
+          cache: maven
+
+      - name: Build with Maven
+        run: mvn clean package
+
+      - name: Get version & release name
+        id: version
+        run: |
+          # Extract the project version from your Maven POM.
+          echo "version=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)" >> $GITHUB_OUTPUT
+          # Here we extract the project name as the release name.
+          echo "releaseName=$(mvn help:evaluate -Dexpression=project.name -q -DforceStdout)" >> $GITHUB_OUTPUT
+      
+      - name: Print version & release name
+        run: |
+          echo "Version: ${{ steps.version.outputs.version }}"
+          echo "Release Name: ${{ steps.version.outputs.releaseName }}"
+
+      - name: Create an empty CHANGELOG.md if missing
+        run: |
+          if [ ! -f CHANGELOG.md ]; then
+            touch CHANGELOG.md
+          fi
+
+      - name: Remove all lines after the 2nd title in CHANGELOG.md
+        shell: pwsh
+        run: |
+          $changelogPath = "CHANGELOG.md"
+          $content = Get-Content -Path $changelogPath
+          $indices = ($content | ForEach-Object { $_ } | Select-String -Pattern "^#" | ForEach-Object { $_.LineNumber - 1 })
+
+          if ($indices.Count -ge 2) {
+              $startIndex = $indices[0]
+              $endIndex = $indices[1]
+
+              $changes = $content[$startIndex..($endIndex - 1)]
+              $changes = $changes | Where-Object { -not [string]::IsNullOrWhiteSpace($_) }
+              $changes -join "`n" | Set-Content -Path $changelogPath
+              Write-Output "Changelog updated"
+          } else {
+              Write-Output "Not as many lines as expected"
+          }
+
+      - name: Create Release
+        id: createRelease
+        uses: ncipollo/release-action@v1.14.0
+        with:
+          allowUpdates: true
+          updateOnlyUnreleased: true
+          # Adjust the artifact path; Maven outputs your JAR into the target directory.
+          artifacts: target/*.jar
+          token: ${{ secrets.GITHUB_TOKEN }}
+          tag: ${{ steps.version.outputs.version }}
+          name: ${{ steps.version.outputs.releaseName }}
+          bodyFile: CHANGELOG.md
+          skipIfReleaseExists: true