Added automatic Tag and Release publication

Author: Genarito

.github/workflows/docker-build-publish.yml

@@ -1,4 +1,4 @@
-name: Build and Publish Docker Image
+name: Build, Publish Docker Image, and Create Release
 
 on:
   push:
@@ -35,3 +35,22 @@ jobs:
       run: |
         docker image push jwaresolutions/big-data-cluster:$version
         docker image push jwaresolutions/big-data-cluster:latest
+
+    - name: Create Git tag and push
+      id: create_tag
+      run: |
+        git tag -a "v$version" -m "Release v$version"
+        git push origin "v$version"
+
+    - name: Create GitHub Release
+      uses: actions/create-release@v1
+      with:
+        tag_name: "v${{ env.version }}"
+        release_name: "Release v${{ env.version }}"
+        body: |
+          This release corresponds to Docker image v${{ env.version }}.
+          The image has been published to Docker Hub.
+        draft: false
+        prerelease: false
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}