chore: publish_ee_github_docker workflow (#88)

* chore: publish_ee_github_docker workflow

* fix: include `github.sha` in GIT_REF for accurate reference in Docker workflow

.github/workflows/publish_ee_github_docker.yml

@@ -0,0 +1,127 @@
+name: Publish Chatwoot Enterprise docker images to GitHub
+
+permissions:
+  contents: read
+  packages: write
+
+on:
+  push:
+    tags:
+      - '*'
+  workflow_dispatch:
+
+env:
+  GITHUB_REPO: ghcr.io/${{ github.repository }}
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - platform: linux/amd64
+            runner: ubuntu-latest
+          - platform: linux/arm64
+            runner: ubuntu-22.04-arm
+    runs-on: ${{ matrix.runner }}
+    env:
+      GIT_REF: ${{ github.head_ref || github.ref_name || github.sha }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Prepare
+        run: |
+          platform=${{ matrix.platform }}
+          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV
+
+      - name: Set Chatwoot edition
+        run: |
+          echo -en '\nENV CW_EDITION="ee"' >> docker/Dockerfile
+
+      - name: Set Docker Tags
+        run: |
+          SANITIZED_REF=$(echo "$GIT_REF" | sed 's/\//-/g')
+          echo "SANITIZED_REF=${SANITIZED_REF}" >> $GITHUB_ENV
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to GitHub Container Registry
+        if: github.event_name == 'push' || github.event_name == 'workflow_dispatch'
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push to GitHub Container Registry
+        id: build-ghcr
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: docker/Dockerfile
+          platforms: ${{ matrix.platform }}
+          push: ${{ github.event_name == 'push' || github.event_name == 'workflow_dispatch' }}
+          tags: |
+            ${{ env.GITHUB_REPO }}:${{ env.SANITIZED_REF }}-ee
+            ${{ env.GITHUB_REPO }}:latest-ee
+
+      - name: Export digest
+        run: |
+          mkdir -p ${{ runner.temp }}/digests
+          digest="${{ steps.build-ghcr.outputs.digest }}"
+          touch "${{ runner.temp }}/digests/${digest#sha256:}"
+
+      - name: Upload digest
+        uses: actions/upload-artifact@v4
+        with:
+          name: digests-${{ env.PLATFORM_PAIR }}
+          path: ${{ runner.temp }}/digests/*
+          if-no-files-found: error
+          retention-days: 1
+
+  merge:
+    runs-on: ubuntu-latest
+    needs:
+      - build
+    steps:
+      - name: Download digests
+        uses: actions/download-artifact@v4
+        with:
+          path: ${{ runner.temp }}/digests
+          pattern: digests-*
+          merge-multiple: true
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Create manifest list and push
+        working-directory: ${{ runner.temp }}/digests
+        env:
+          GIT_REF: ${{ github.head_ref || github.ref_name || github.sha }}
+        run: |
+          SANITIZED_REF=$(echo "$GIT_REF" | sed 's/\//-/g')
+          docker buildx imagetools create \
+            -t ghcr.io/${{ github.repository }}:${SANITIZED_REF}-ee \
+            -t ghcr.io/${{ github.repository }}:latest-ee \
+            $(printf 'ghcr.io/${{ github.repository }}@sha256:%s ' *)
+
+      - name: Inspect image
+        env:
+          GIT_REF: ${{ github.head_ref || github.ref_name || github.sha }}
+        run: |
+          SANITIZED_REF=$(echo "$GIT_REF" | sed 's/\//-/g')
+          REPO="ghcr.io/${{ github.repository }}"
+          docker buildx imagetools inspect ${REPO}:${SANITIZED_REF}-ee
+          docker buildx imagetools inspect ${REPO}:latest-ee