docker image

.github/workflows/docker-image.yml

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+name: docker hub release
+
+# build master with multi-arch to docker hub
+
+on:
+  push:
+    # Sequence of patterns matched against refs/tags
+    tags:
+    - 'v*' # Push events to matching v*, i.e. v1.0, v20.15.10
+ 
+jobs:
+  buildx-dockerhub:
+    runs-on: ubuntu-latest
+    env:
+      DOCKER_REPO: jeessy/ddns-go
+      DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
+      DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
+      DOCKER_PLATFORMS: linux/amd64,linux/arm,linux/arm64
+      DOCKER_REGISTRY: ""
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Set up Docker buildx
+        id: buildx
+        uses: crazy-max/ghaction-docker-buildx@v3
+      - name: Prepare arguments
+        id: prepare
+        run: |
+          DOCKER_TAGS="--tag ${DOCKER_REPO}:edge"
+          if [[ $GITHUB_REF == refs/tags/v* ]]; then
+            DOCKER_TAGS="--tag ${DOCKER_REPO}:latest --tag ${DOCKER_REPO}:${GITHUB_REF#refs/tags/}"
+          fi
+          echo ::set-output name=buildx_args:: --output "type=image,push=true" --platform ${DOCKER_PLATFORMS} ${DOCKER_TAGS} .
+      - name: Docker login
+        run: |
+          echo "${DOCKER_PASSWORD}" | docker login "${DOCKER_REGISTRY}"  \
+            --username "${DOCKER_USERNAME}" \
+            --password-stdin
+      - name: Run buildx and push
+        if: success()
+        run: docker buildx build ${{ steps.prepare.outputs.buildx_args }}
+      - name: Docker Hub logout
+        if: always()
+        run: docker logout