test: github actions

.github/workflows/elasticsearch.yaml

@@ -0,0 +1,22 @@
+name: rophy/elasticsearch
+on: [push]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: ./elasticsearch
+          dockerfile: ./elasticsearch/Dockerfile
+          push: false
+          tags: 7.16.1-20240202-r1