automatic github release creation

.github/workflows/build-reusable.yml

@@ -34,8 +34,11 @@ jobs:
       - name: Execute Gradle shadowJar
         working-directory: pi4micronaut-utils
         run: ./gradlew shadowJar
-
-
+      - name: Upload built JAR as artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: micronaut-jar
+          path: pi4micronaut-utils/build/libs/pi4micronaut-utils-*-all.jar
 
   publish-jar:
     runs-on: ubuntu-latest
@@ -68,4 +71,44 @@ jobs:
           method: 'POST'
       - uses: actions/attest-build-provenance@v1
         with:
-          subject-path: 'pi4micronaut-utils/build/libs/**/*.jar'
+          subject-path: 'pi4micronaut-utils/build/libs/**/*.jar'
+  create-release:
+    runs-on: ubuntu-latest
+    needs: [build-library, publish-jar]
+    defaults:
+      run:
+        working-directory: pi4micronaut-utils
+    env:
+      GITHUB_TOKEN: ${{ secrets.CI_GITHUB_TOKEN }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'adopt'
+      - name: Change wrapper permissions
+        run: chmod +x pi4micronaut-utils/gradlew
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4
+        with:
+          cache-read-only: ${{ github.ref != 'refs/heads/main' && github.ref != 'refs/heads/develop' }}
+      - name: Read library version
+        id: read_version
+        working-directory: pi4micronaut-utils
+        run: |
+          VERSION=$(./gradlew properties | grep "^version:" | awk '{print $2}')
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+      - name: Download built JAR
+        uses: actions/download-artifact@v4
+        with:
+          name: micronaut-jar
+          path: build/libs
+      - name: Create GitHub Release
+        run: |
+          gh release create "${{ steps.read_version.outputs.version }}" \
+            --verify-tag \
+            --generate-notes \
+            "build/libs/pi4micronaut-utils-${{ steps.read_version.outputs.version }}-all.jar"