Merge pull request #1635 from redwoodjs/dsp-pr-package-action-formatting

update PR Package Action formatting

.github/workflows/publish_pr_packages.yaml

@@ -46,11 +46,17 @@ jobs:
           pr_number=${{ steps.pr_number.outputs.pr_number }}
           cd pr-packages/$pr_number
           v_sha=$(ls | grep "\.tgz$" | sed 's/\.tgz$//' | head -n1 | awk -F"-" '{ print $(NF-1)"-"$NF }')
-          msg="📦 Packages for this PR can be downloaded from%0A"
+          msg="### 📦 PR Packages%0A"
+          msg+="%0A"
+          msg+="<details><summary>Click to Show Package Download Links</summary>"
+          msg+="%0A"
           for p in *; do
             msg+="https://rw-pr-redwoodjs-com.s3.amazonaws.com/$pr_number/$p%0A"
           done
-          msg+="%0AInstall this PR by running \`yarn rw upgrade --pr $pr_number:$v_sha\`"
+          msg+="%0A"
+          msg+="</details>"
+          msg+="%0A"
+          msg+="Install this PR by running \`yarn rw upgrade --pr $pr_number:$v_sha\`"
           echo "::set-output name=msg::$msg"
 
       - name: Find Comment