Add release action

.github/workflows/release.yaml

@@ -0,0 +1,53 @@
+name: Release
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      packages: write
+      actions: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          distribution: "temurin"
+          java-version: 17
+          cache: "maven"
+      - name: Set up Docker Buildx
+        uses: docker/[email protected]
+      - name: Login to GitHub Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build
+        run: mvn -B clean package --file pom.xml
+      - name: Build and push CI image
+        uses: docker/[email protected]
+        with:
+          push: true
+          context: .
+          tags: ghcr.io/${{ github.repository }}/scality-keycloak:${{ github.sha }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          target_commitish: ${{ github.sha }}
+          tag_name: ${{ github.ref_name }}
+          name: ${{ github.ref_name }}
+          generate_release_notes: true
+          files: target/*.jar