feat: add release workflow

Author: luizfiliperm

.github/workflows/create_release.yml

@@ -0,0 +1,34 @@
+name: Build and Release from Merged PR
+
+on:
+  pull_request:
+    types: [closed]
+    branches: [main]
+
+jobs:
+  create-release:
+    if: github.event.pull_request.merged == true && contains(github.event.pull_request.labels.*.name, 'release')
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Extract version from pom.xml
+        id: extract_version
+        run: |
+          VERSION=$(xmllint --xpath "/*[local-name()='project']/*[local-name()='version']/text()" pom.xml)
+          echo "VERSION=$VERSION"
+          echo "VERSION=$VERSION" >> $GITHUB_OUTPUT
+
+      - name: Create GitHub Release with provenance
+        uses: softprops/action-gh-release@v2
+        with:
+          tag_name: v${{ steps.extract_version.outputs.VERSION }}
+          name: Release v${{ steps.extract_version.outputs.VERSION }}
+          generate_release_notes: false
+          draft: false
+          prerelease: false
+          token: ${{ secrets.GITHUB_TOKEN }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}