Publish docker image CI for RSK chain

.github/workflows/publish-docker-image-for-rsk.yml

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+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+name: Publish Docker image for specific chain branches
+
+on:
+  push:
+    branches:
+      - production-rsk-stg
+jobs:
+  push_to_registry:
+    name: Push Docker image to Docker Hub
+    runs-on: ubuntu-latest
+    env:
+      RELEASE_VERSION: 5.1.5
+      DOCKER_CHAIN_NAME: rsk
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v3
+      
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: blockscout/blockscout
+
+      - name: Add SHORT_SHA env property with commit short sha
+        run: echo "SHORT_SHA=`echo ${GITHUB_SHA} | cut -c1-8`" >> $GITHUB_ENV
+      
+      - name: Build and push Docker image
+        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
+        with:
+          context: .
+          file: ./docker/Dockerfile
+          push: true
+          tags: blockscout/blockscout-${{ env.DOCKER_CHAIN_NAME }}:latest, blockscout/blockscout-${{ env.DOCKER_CHAIN_NAME }}:${{ env.RELEASE_VERSION }}-prerelease-${{ env.SHORT_SHA }}
+          build-args: |
+            CACHE_EXCHANGE_RATES_PERIOD=
+            DISABLE_READ_API=false
+            DISABLE_WEBAPP=false
+            DISABLE_WRITE_API=false
+            CACHE_TOTAL_GAS_USAGE_COUNTER_ENABLED=
+            ADMIN_PANEL_ENABLED=false
+            CACHE_ADDRESS_WITH_BALANCES_UPDATE_INTERVAL=
+            BLOCKSCOUT_VERSION=v${{ env.RELEASE_VERSION }}-beta.+commit.${{ env.SHORT_SHA }}
+            RELEASE_VERSION=${{ env.RELEASE_VERSION }}