Merge pull request #82 from NebraLtd/shawaj/multiarch

feat: push a multi-arch image to dockerhub

.github/workflows/compile-docker.yml

@@ -7,7 +7,7 @@ jobs:
   main:
     strategy:
       matrix:
-        args: [arm64, amd64]
+        arch: [arm64, amd64]
     runs-on: ubuntu-20.04
     permissions:
       packages: write
@@ -39,22 +39,74 @@ jobs:
           images: |
             nebraltd/hm-miner
             ghcr.io/${{ github.repository }}
-          flavor: |
-            latest=true
           tags: |
-            type=sha,prefix=${{ matrix.args }}-
-            type=sha,format=long,prefix=${{ matrix.args }}-
-            type=ref,event=tag,prefix=${{ matrix.args }}-
-            type=raw,value=${{ matrix.args }}-latest
+            type=sha,prefix=${{ matrix.arch }}-
+            type=sha,format=long,prefix=${{ matrix.arch }}-
+            type=ref,event=tag,prefix=${{ matrix.arch }}-
+            type=raw,value=${{ matrix.arch }}-latest
 
       - name: Build and push
         id: docker_build
         uses: docker/build-push-action@v3
         with:
-          build-args: BUILD_ARCH=${{ matrix.args }}
+          build-args: BUILD_ARCH=${{ matrix.arch }}
           push: true
           labels: ${{ steps.meta.outputs.labels }}
           tags: ${{ steps.meta.outputs.tags }}
+          cache-from: type=registry,ref=nebraltd/hm-miner:buildcache
+          cache-to: type=registry,ref=nebraltd/hm-miner:buildcache,mode=max
 
       - name: Image digest
         run: echo ${{ steps.docker_build.outputs.digest }}
+
+  multiarch:
+    needs: main
+    runs-on: ubuntu-20.04
+    permissions:
+      packages: write
+      contents: read
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            nebraltd/hm-miner
+            ghcr.io/${{ github.repository }}
+          flavor: |
+            latest=true
+          tags: |
+            type=sha,prefix=
+            type=sha,format=long,prefix=
+            
+      - name: Create multi-arch images
+        run: |
+          tags=(${{ steps.meta.outputs.tags }})
+          docker buildx imagetools create -t ${tags[0]} -t ${tags[1]} -t ${tags[2]} nebraltd/hm-miner:arm64-${{ github.sha }} nebraltd/hm-miner:amd64-${{ github.sha }}
+          docker buildx imagetools create -t ${tags[3]} -t ${tags[4]} -t ${tags[5]} ghcr.io/nebraltd/hm-miner:arm64-${{ github.sha }} ghcr.io/nebraltd/hm-miner:amd64-${{ github.sha }}
+          
+      - name: Update repo description
+        uses: peter-evans/dockerhub-description@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          short-description: ${{ github.event.repository.description }}