Create release-docker.yml

.github/workflows/release-docker.yml

@@ -0,0 +1,41 @@
+name: Publish Docker image
+
+on:
+    release:
+        types: [published]
+
+jobs:
+    push_to_registry:
+        name: Push Docker image to Docker Hub
+        runs-on: ubuntu-latest
+        steps:
+            - name: Check out the repo
+              uses: actions/checkout@v4
+
+            - name: Log in to Docker Hub
+              uses: docker/login-action@f4ef78c080cd8ba55a85445d5b36e214a81df20a
+              with:
+                  username: ${{ secrets.DOCKER_USERNAME }}
+                  password: ${{ secrets.DOCKER_PASSWORD }}
+
+            - name: Set up QEMU
+              uses: docker/setup-qemu-action@v3
+
+            - name: Set up Docker Buildx
+              uses: docker/setup-buildx-action@v3
+
+            - name: Extract metadata (tags, labels) for Docker
+              id: meta
+              uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
+              with:
+                  images: hackduke/blueride-mailer
+
+            - name: Build and push Docker image
+              uses: docker/build-push-action@3b5e8027fcad23fda98b2e3ac259d8d67585f671
+              with:
+                  context: .
+                  file: ./Dockerfile
+                  push: true
+                  tags: ${{ steps.meta.outputs.tags }}
+                  labels: ${{ steps.meta.outputs.labels }}
+                  platforms: linux/amd64,linux/arm64