ci: add Docker build workflow for PR checks

.github/workflows/docker-build-check.yml

@@ -0,0 +1,78 @@
+name: Docker Build Check
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  docker-build-check:
+    name: Docker Build Check
+    runs-on: ubuntu-22.04
+    permissions:
+      contents: write  # Required for creating commit statuses
+      pull-requests: read
+    steps:
+      # Create initial pending status for build check
+      - name: Create Pending Build Status
+        env:
+          GH_TOKEN: ${{ secrets.GH_PAT_MAINTENANCE_OCTAVIA }}
+        run: |
+          HEAD_SHA="${{ github.event.pull_request.head.sha }}"
+          gh api \
+            --method POST \
+            -H "Accept: application/vnd.github+json" \
+            -H "X-GitHub-Api-Version: 2022-11-28" \
+            repos/${{ github.repository }}/statuses/$HEAD_SHA \
+            -f state="pending" \
+            -f description="Building SDM Docker image..." \
+            -f context="SDM Docker Image Build"
+
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up QEMU for multi-platform builds
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build Docker image for multiple platforms
+        id: docker-build
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: false
+          tags: airbyte/source-declarative-manifest:pr-${{ github.event.pull_request.number }}
+          outputs: type=image,name=target,annotation-index.org.opencontainers.image.description=SDM Docker image for PR ${{ github.event.pull_request.number }}
+
+      - name: Update Build Status on Success
+        if: success()
+        env:
+          GH_TOKEN: ${{ secrets.GH_PAT_MAINTENANCE_OCTAVIA }}
+        run: |
+          HEAD_SHA="${{ github.event.pull_request.head.sha }}"
+          gh api \
+            --method POST \
+            -H "Accept: application/vnd.github+json" \
+            -H "X-GitHub-Api-Version: 2022-11-28" \
+            repos/${{ github.repository }}/statuses/$HEAD_SHA \
+            -f state="success" \
+            -f description="SDM Docker image builds successfully" \
+            -f context="SDM Docker Image Build"
+
+      - name: Update Build Status on Failure
+        if: failure()
+        env:
+          GH_TOKEN: ${{ secrets.GH_PAT_MAINTENANCE_OCTAVIA }}
+        run: |
+          HEAD_SHA="${{ github.event.pull_request.head.sha }}"
+          gh api \
+            --method POST \
+            -H "Accept: application/vnd.github+json" \
+            -H "X-GitHub-Api-Version: 2022-11-28" \
+            repos/${{ github.repository }}/statuses/$HEAD_SHA \
+            -f state="failure" \
+            -f description="SDM Docker image is broken" \
+            -f context="SDM Docker Image Build"