Create bnp.yml

.github/workflows/bnp.yml

@@ -0,0 +1,59 @@
+name: Build and Push go-ethereum Image
+
+on:
+  pull_request:
+    types:
+      - closed
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Fetch PR number
+        id: get-pr
+        run: |
+          PR_NUMBER=$(gh pr list --state merged --base main --search $(git rev-parse HEAD) --json number --jq '.[0].number' || echo "")
+          echo "PR_NUMBER=${PR_NUMBER}" >> $GITHUB_ENV
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Fail if no PR found
+        if: env.PR_NUMBER == ''
+        run: |
+          echo "No merged PR found. Exiting."
+          exit 1
+
+      - name: Fetch PR labels
+        id: get-labels
+        run: |
+          LABELS=$(gh pr view $PR_NUMBER --json labels --jq '.labels[].name' || echo "")
+          echo "PR_LABELS=${LABELS}" >> $GITHUB_ENV
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Check if PR has CI:Build label
+        if: contains(env.PR_LABELS, 'CI:Build')
+        run: echo "CI:Build label found, proceeding with build."
+
+      - name: Set up Docker Buildx
+        if: contains(env.PR_LABELS, 'CI:Build')
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Docker Hub
+        if: contains(env.PR_LABELS, 'CI:Build')
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and push Docker image
+        if: contains(env.PR_LABELS, 'CI:Build')
+        run: |
+          docker build -t ${{ secrets.DOCKER_USERNAME }}/go-ethereum:latest .
+          docker push ${{ secrets.DOCKER_USERNAME }}/go-ethereum:latest