Add support for building the Docker image for linux/arm64 (#278)

Update gh-actions
Update Go to v1.22
Update Dockerfile to build for multiple platforms and archs

.github/workflows/build.yaml

@@ -11,15 +11,15 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout 🛎️
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
       - name: Install Go 🧑‍💻
         if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
-        uses: actions/setup-go@v3
+        uses: actions/setup-go@v5
         with:
-          go-version: "1.21"
+          go-version: "1.22"
 
       - name: Install xk6 and build xk6-kafka for different platforms 🏗️
         if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
@@ -48,20 +48,27 @@ jobs:
           tags: |
             type=semver,pattern={{version}}
 
+      - 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 == 'push' && startsWith(github.ref, 'refs/tags')
-        uses: docker/login-action@v1
+        uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
       - name: Build and push Docker image 🛳️
         if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v5
         with:
           context: .
-          push: true
-          build-args: K6_BINARY=./dist/xk6-kafka_${{ github.ref_name }}_linux_amd64
+          push: false
+          platforms: linux/amd64,linux/arm64
+          build-args: VERSION_TAG=${{ github.ref_name }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
 

.github/workflows/test.yaml

@@ -14,22 +14,22 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout 🛎️
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
       - name: Install Go 🧑‍💻
-        uses: actions/setup-go@v3
+        uses: actions/setup-go@v5
         with:
-          go-version: "1.21"
+          go-version: "1.22"
 
       - name: Run prettier for linting scripts, configs and docs 🧹
         uses: creyD/prettier_action@v4.3
         with:
           dry: True
 
       - name: Lint code issues 🚨
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v4
         with:
           skip-pkg-cache: true
 

Dockerfile

@@ -1,9 +1,12 @@
 FROM alpine
-ARG K6_BINARY
+
+ARG VERSION_TAG
+ARG TARGETOS
+ARG TARGETARCH
 
 RUN apk add --no-cache ca-certificates && \
     adduser -D -u 12345 -g 12345 k6
-COPY ${K6_BINARY} /usr/bin/k6
+COPY ./dist/xk6-kafka_${VERSION_TAG}_${TARGETOS}_${TARGETARCH} /usr/bin/k6
 
 USER 12345
 WORKDIR /home/k6

go.mod

@@ -1,6 +1,6 @@
 module github.com/mostafa/xk6-kafka
 
-go 1.21
+go 1.22
 
 require (
 	github.com/aws/aws-sdk-go-v2/config v1.18.39