move to ghcr registry

Signed-off-by: Aditya Joshi <adityaprakashjoshi1@gmail.com>

.github/workflows/release.yaml

@@ -0,0 +1,82 @@
+# Copyright the Hyperledger Blockchain Explorer contributors. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+name: Build docker image
+
+on:
+  workflow_dispatch: # workflow_dispatch must be enabled in main branch to support release action on older release branches
+  create:
+    tags:
+      - v*
+  push:
+    branches:
+      - main
+    paths:
+      - "Dockerfile"
+      - "postgres-Dockerfile"
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_PATH: ghcr.io/${{ github.repository_owner }}
+
+permissions:
+  contents: read
+  packages: write
+
+jobs:
+  # on tag vx.y.z created, create docker tag x.y.z
+  build-and-push-docker-release:
+    if: ${{ startsWith(github.ref, 'refs/tags/v') }}
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - dockerfile: ./Dockerfile
+            image: ghcr.io/${{ github.repository_owner }}/explorer
+          - dockerfile: ./postgres-Dockerfile
+            image: ghcr.io/${{ github.repository_owner }}/explorer-db
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          buildkitd-flags: --debug
+          config-inline: |
+            [worker.oci]
+              max-parallelism = 1
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ matrix.image }}
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}.{{minor}}.{{patch}}
+
+      - name: Login to the container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push release tag based on release  ${{ steps.meta.outputs.tags }}
+        id: explorer_release
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ${{ matrix.dockerfile }}
+          push: true
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ steps.meta.outputs.tags }}