Testing out GitHub Action to build elasticsearch image

.github/workflows/build-elasticsearch-7.9.yml

@@ -0,0 +1,29 @@
+name: elasticsearch-7.9
+
+on: workflow_dispatch
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      -
+        name: Login to DockerHub
+        uses: docker/login-action@v1 
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Build and push
+        id: docker_build
+        uses: docker/build-push-action@v2
+        with:
+          context: images/elasticsearch/7.9
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: user/app:latest