Push dev image to dockerhub

.github/workflows/ci.yaml

@@ -95,4 +95,29 @@ jobs:
       - name: start db
         run: make ci_up
       - name: unit test_pkg
-        run: make test_pkg
+        run: make test_pkg
+
+  docker-push:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Docker meta custom api
+        id: meta_customapi
+        uses: docker/metadata-action@v4
+        with:
+          images: spacemeshos/explorer-custom-api-dev
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - uses: docker/build-push-action@v2
+        with:
+          context: .
+          repository: spacemeshos/explorer-custom-api-dev
+          file: ./Dockerfile.api
+          push: true
+          tags: ${{ steps.meta_customapi.outputs.tags }}