feat(docker): build both amd64 and arm64 platforms (#13)

Author: barryrobison

.github/workflows/kubenetmon.yaml

@@ -52,6 +52,16 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Set up Docker
+        uses: docker/setup-docker-action@v4
+        with:
+          daemon-config: |
+            {
+              "features": {
+                "containerd-snapshotter": true
+              }
+            }
+
       - name: Determine Docker metadata
         id: meta
         uses: docker/metadata-action@v5
@@ -61,11 +71,15 @@ jobs:
             type=sha
             type=ref,event=tag
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
       - name: Build Docker image
         id: build
         uses: docker/build-push-action@v6
         with:
           context: .
+          platforms: linux/arm64,linux/amd64
           push: false
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}