Multiplatform Image

.github/workflows/docker-publish.yml

@@ -1,4 +1,4 @@
-name: Docker
+name: Docker Build and Publish
 
 # This workflow uses actions that are not certified by GitHub.
 # They are provided by a third-party and are governed by
@@ -22,21 +22,25 @@ env:
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
     permissions:
       contents: read
       packages: write
-
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
       # Login against a Docker registry except on PR
       # https://github.com/docker/login-action
       - name: Log into registry ${{ env.REGISTRY }}
         if: github.event_name != 'pull_request'
-        uses: docker/login-action@28218f9b04b4f3f62068d7b6ce6ca5b26e35336c
+        uses: docker/login-action@v2
         with:
           registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
@@ -46,16 +50,22 @@ jobs:
       # https://github.com/docker/metadata-action
       - name: Extract Docker metadata
         id: meta
-        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
+        uses: docker/metadata-action@v4
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=sha
 
       # Build and push Docker image with Buildx (don't push on PR)
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
-        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
+        uses: docker/build-push-action@v3
         with:
           context: .
-          push: ${{ github.event_name != 'pull_request' }}
+          platforms: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          push: ${{ github.event_name != 'pull_request' }}

Dockerfile

@@ -1,4 +1,5 @@
-from golang:alpine3.15
+FROM golang:alpine3.15
+
 WORKDIR /root/
 COPY ./go.mod ./go.sum ./
 RUN go mod download