try out new preview-url parameter of setup-localstack finish action

Author: lukqw

.github/workflows/preview.yml

@@ -29,10 +29,11 @@ jobs:
             make bootstrap-frontend
             make deploy-frontend
             distributionId=$(awslocal cloudfront list-distributions | jq -r '.DistributionList.Items[0].Id')
-            echo "Open URL: $AWS_ENDPOINT_URL/cloudfront/$AWS_DEFAULT_REGION/$distributionId/"
+            echo "PREVIEW_URL=$AWS_ENDPOINT_URL/cloudfront/$AWS_DEFAULT_REGION/$distributionId/" >> $GITHUB_ENV
 
       - name: Finalize PR comment
-        uses: LocalStack/setup-localstack/finish@main
+        uses: LocalStack/setup-localstack/finish@pass-url-to-finish-step
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           include-preview: true
+          preview-url: ${{ env.PREVIEW_URL }}