release pipeline

.github/workflows/release.yaml

@@ -0,0 +1,36 @@
+name: Publish Docker image
+
+# on:
+#   release:
+#     types: [published]
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+env:
+  IMAGE_NAME: gobench
+
+jobs:
+  push_to_registry:
+    name: Push Docker image to Github Container Registry
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v2
+
+      -
+        name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          push: true
+          tags: latest