[feat] PR with artifact preview

.github/workflows/CommentPR.yml

@@ -0,0 +1,22 @@
+name: Add artifact links to pull request and related issues
+on:
+    workflow_run:
+        workflows: ["Export Pluto notebooks"]
+        types: [completed]
+    # Allows you to run this workflow manually from the Actions tab
+    workflow_dispatch:
+
+jobs:
+    artifacts-url-comments:
+      name: add artifact links to pull request and related issues job
+      runs-on: ubuntu-latest
+      continue-on-error: true
+      steps:
+        - uses: tonyhallett/artifacts-url-comments@v1.1.0
+          env:
+              GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          with:
+              prefix: Here are the build results
+              suffix: Artifacts will only be retained for 90 days.
+              format: name
+              addTo: pull

.github/workflows/ExportPluto.yaml

@@ -4,6 +4,7 @@ on:
         branches:
             - main
             - master
+    pull_request:
     workflow_dispatch:
 
 jobs:
@@ -47,9 +48,16 @@ jobs:
                     # more parameters can go here
                   )'
 
+            - name: Upload artifacts
+              uses: actions/upload-artifact@v2
+              with:
+                  name: pluto-notebooks
+                  path: .
+
 
             - name: Deploy to gh-pages
               uses: JamesIves/github-pages-deploy-action@releases/v3
+              if: github.ref == 'refs/heads/main' || github.ref == 'refs/heads/master'
               with:
                   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
                   BRANCH: gh-pages