Feat/add workflow preview prs

.github/workflows/pr-build-preview.yml

@@ -7,6 +7,9 @@ on:
 permissions:
   contents: read
 
+env:
+  HUGO_BASEURL: "https://preview-developer.espressif.com/pr${{ github.event.pull_request.number }}/"
+
 jobs:
   build-preview:
     runs-on: ubuntu-latest
@@ -31,11 +34,16 @@ jobs:
           HUGO_ENV: preview
         run: |
           hugo \
+            --baseURL ${{ env.HUGO_BASEURL }} \
             --gc \
             --minify
 
+      - name: Print preview link to PR
+        run: |
+          echo "Preview link ${{ env.HUGO_BASEURL }}"
+
       - name: Upload artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: public-folder
           path: ./public

.github/workflows/pr-deploy-preview.yml

@@ -2,7 +2,8 @@ name: Deploy preview for PR
 
 on:
   workflow_run:
-    workflows: ["Build preview for PR"]
+    workflows:
+      - "Build preview for PR"
     types:
       - completed
 
@@ -27,10 +28,12 @@ jobs:
 
     steps:
       - name: Download artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: public-folder
           path: ./public
+          run-id: ${{ github.event.workflow_run.id }}
+          github-token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Deploy to AWS S3 PR-specific subdirectory
         uses: jakejarvis/s3-sync-action@master
@@ -50,11 +53,11 @@ jobs:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           script: |
             github.rest.issues.createComment({
-              issue_number: context.event.workflow_run.pull_requests[0].number,
+              issue_number: ${{ github.event.workflow_run.pull_requests[0].number }},
               owner: context.repo.owner,
               repo: context.repo.repo,
-              body: `🎉 A preview of this PR is available at: ${{ env.HUGO_BASEURL }}`
-            })
+              body: `🎉 A preview for this PR is available at: ${{ env.HUGO_BASEURL }}`
+            });
 
       - name: Invalidate CloudFront cache for PR
         uses: chetan/invalidate-cloudfront-action@v2