fix: update image build workflow (#6)

* fix: update image build workflow

* fix: update publish docker image

.github/workflows/publish-image.yml

@@ -1,56 +1,33 @@
-name: CI/CD pipeline
-
-env:
-  DOCKER_REGISTRY: nethermind.jfrog.io
-
-  REPO_DEV: angkor-oci-local-dev
-  REPO_STAGING: angkor-oci-local-staging
-  REPO_PROD: angkor-oci-local-prod
-  IMAGE_NAME: eigenlayer-onchain-exporter
-
+name: Publish Docker image
 
 on:
-  push:
-    branches: [main]
   workflow_dispatch:
 
-permissions:
-  id-token: write
-  contents: write
-
 jobs:
-  build_docker_image:
+  publish-docker:
+    name: Publish to Docker Hub
     runs-on: ubuntu-latest
-    outputs:
-      DOCKER_IMAGE_NAME: ${{ env.IMAGE_NAME }}
-      DOCKER_IMAGE_TAG: ${{ steps.set_tag.outputs.DOCKER_IMAGE_TAG }}
-
     steps:
-      - name: Checkout
+      - name: Check out repository
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-
-      - name: Define image tag
-        id: set_tag
-        run: |
-          export DOCKER_IMAGE_TAG=$(git describe --tags)
-          # This one is to be able to use the image tag in the next steps in this job
-          echo "DOCKER_IMAGE_TAG=$DOCKER_IMAGE_TAG" >> $GITHUB_ENV
-          # This one is to be able to use the image tag in the next jobs
-          echo "DOCKER_IMAGE_TAG=$DOCKER_IMAGE_TAG" >> $GITHUB_OUTPUT
-
-      - name: Setup Docker Buildx
+      - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
-
-      - name: Login to registry
-        run: |
-          docker login ${{ env.DOCKER_REGISTRY }} -u ${{ secrets.ARTIFACTORY_ANGKOR_USERNAME }} -p ${{ secrets.ARTIFACTORY_ANGKOR_TOKEN_DEVELOPER }}
-      - name: Build and Push
-        uses: docker/build-push-action@v6
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
         with:
-          context: .
-          platforms: "linux/amd64"
-          push: true
-          tags: |
-            ${{ env.DOCKER_REGISTRY }}/${{ env.REPO_PROD }}/${{ env.IMAGE_NAME }}:latest
+          registry: docker.io
+          username: ${{ secrets.DOCKER_USERNAME}}
+          password: ${{ secrets.DOCKER_ACCESS_TOKEN}}
+      - name: Determine Docker image tag
+        id: get_tag
+        run: |
+          TAG=$(git describe --tags --exact-match 2>/dev/null || echo "latest")
+          echo "tag=$TAG" >> $GITHUB_ENV
+      - name: Build and push image to Docker Hub
+        run: |
+          docker buildx build --platform=linux/amd64,linux/arm64 \
+            -f Dockerfile \
+            -t "nethermindeth/eigenlayer-oe:${{ env.tag || 'latest' }}" \
+            . --push