Various optimizations

Author: reakaleek

.github/workflows/preview-build.yml

@@ -24,6 +24,24 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Store PR data
+        env:
+          PR_NUMBER: ${{ github.event.pull_request.number }}
+          PR_REF: ${{ github.event.pull_request.head.sha }}
+        run: |
+          cat << EOF > pull_request.json
+          {
+            "number": ${PR_NUMBER},
+            "ref": "${PR_REF}"
+          }
+          EOF
+      
+      - name: Upload PR data
+        uses: actions/upload-artifact@v4
+        with:
+          name: pull-request-data
+          path: pull_request.json
+
       - name: Bootstrap Action Workspace
         if: github.repository == 'elastic/docs-builder'
         uses: ./.github/actions/bootstrap
@@ -44,13 +62,6 @@ jobs:
         with:
           prefix: "/${{ github.repository }}/pull/${{ github.event.pull_request.number }}"
           strict: true
-      - name: Add pull request number to build
-        env:
-          PR_NUMBER: ${{ github.event.pull_request.number }}
-          PR_REF: ${{ github.event.pull_request.head.sha }}
-        run: |
-          echo "${PR_NUMBER}" >> .artifacts/docs/html/pull_request_number.txt
-          echo "${PR_REF}" >> .artifacts/docs/html/pull_request_ref.txt
       - uses: actions/upload-artifact@v4
         with:
           name: docs

.github/workflows/preview-deploy.yml

@@ -17,16 +17,20 @@ jobs:
   docs-deploy:
     runs-on: ubuntu-latest
     steps:
-      - name: Download docs
+      - name: Download PR data
         env:
           GH_TOKEN: ${{ github.token }}
         run: |
-          gh run download ${{ github.event.workflow_run.id }} --name docs --repo "${GITHUB_REPOSITORY}"
+          gh run download ${{ github.event.workflow_run.id }} \
+            --repo "${GITHUB_REPOSITORY}" \
+            --name pull-request-data
       - name: Get PR data
         id: pull_request
         run: |
-          echo "number=$(cat pull_request_number.txt)" >> "${GITHUB_OUTPUT}"
-          echo "ref=$(cat pull_request_ref.txt)" >> "${GITHUB_OUTPUT}"
+          {
+            echo "number=$(jq '.number 'pull_request.json)"
+            echo "ref=$(jq '.number 'pull_request.json)"
+          } >> "${GITHUB_OUTPUT}"
 
       - name: Create Deployment
         uses: actions/github-script@v7
@@ -54,6 +58,14 @@ jobs:
                 log_url: `https://github.com/${context.repo.owner}/${context.repo.repo}/actions/runs/${context.runId}`,
             })
             return deployment.data.id
+            
+      - name: Download docs
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          gh run download ${{ github.event.workflow_run.id }} \
+            --repo "${GITHUB_REPOSITORY}" \
+            --name docs
 
       - uses: elastic/docs-builder/.github/actions/aws-auth@main