multi-arch build

.github/workflows/main.yml

@@ -24,6 +24,12 @@ jobs:
         uses: docker/metadata-action@v5
         with:
           images: mohsenasm/swarm-dashboard
+      - 
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
       -
         name: Login to DockerHub
         if: github.event_name != 'pull_request'
@@ -36,6 +42,7 @@ jobs:
         uses: docker/build-push-action@v5
         with:
           context: .
+          platforms: linux/amd64,linux/arm64/v8,linux/arm/v7,linux/s390x,linux/ppc64le
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}

Dockerfile

@@ -1,6 +1,5 @@
 FROM node:10-alpine AS base
-RUN apk add --update tini curl \
-  && rm -r /var/cache
+RUN apk add --update tini lego curl && rm -r /var/cache
 ENTRYPOINT ["/sbin/tini", "--"]
 WORKDIR /home/node/app
 
@@ -21,10 +20,6 @@ RUN elm make Main.elm --output=client/index.js
 
 FROM base AS release
 WORKDIR /home/node/app
-RUN wget -O lego_v4.14.2_linux_amd64.tar.gz https://github.com/go-acme/lego/releases/download/v4.14.2/lego_v4.14.2_linux_amd64.tar.gz \
- && tar -xzf lego_v4.14.2_linux_amd64.tar.gz \
- && mv ./lego /usr/local/bin/lego \
- && rm lego_v4.14.2_linux_amd64.tar.gz
 ENV LEGO_PATH=/lego-files
 
 COPY --from=dependencies /home/node/app/node_modules node_modules