Add Legal Office seal and complete Azure CDN deployment

- Add Legal Office of the Master seal (SVG design with Maltese Cross, scales of justice, legal scroll)
- Create legal-office-manifest-template.json for Legal Office credentials
- Update SEAL_MAPPING.md and DESIGN_GUIDE.md with Legal Office seal documentation
- Complete Azure CDN infrastructure deployment:
  - Resource group, storage account, and container created
  - 17 PNG seal files uploaded to Azure Blob Storage
  - All manifest templates updated with Azure URLs
  - Configuration files generated (azure-cdn-config.env)
- Add comprehensive Azure CDN setup scripts and documentation
- Fix manifest URL generation to prevent double slashes
- Verify all seals accessible via HTTPS

.github/workflows/deploy-entra-staging.yml

@@ -0,0 +1,76 @@
+name: Deploy Entra VerifiedID to Staging
+
+on:
+  push:
+    branches:
+      - develop
+    paths:
+      - 'services/identity/**'
+      - 'packages/auth/**'
+      - 'infra/k8s/**'
+  workflow_dispatch:
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}/identity-service
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./services/identity/Dockerfile
+          push: true
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:staging-${{ github.sha }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:staging-latest
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: Set up kubectl
+        uses: azure/setup-kubectl@v3
+
+      - name: Configure kubectl
+        run: |
+          echo "${{ secrets.KUBECONFIG_STAGING }}" | base64 -d > kubeconfig
+          export KUBECONFIG=kubeconfig
+
+      - name: Deploy to staging
+        run: |
+          export KUBECONFIG=kubeconfig
+          export IMAGE_TAG=staging-${{ github.sha }}
+          export BUILD_IMAGE=false
+          ./scripts/deploy/deploy-staging.sh
+
+      - name: Verify deployment
+        run: |
+          export KUBECONFIG=kubeconfig
+          kubectl rollout status deployment/identity-service -n the-order-staging --timeout=5m
+
+      - name: Run smoke tests
+        run: |
+          export KUBECONFIG=kubeconfig
+          STAGING_URL="https://api-staging.theorder.org"
+          curl -f "${STAGING_URL}/health" || exit 1
+          echo "Smoke tests passed"
+