Multiple rss feeds as trigger returns error about actionsflow HOT 4 CLOSED

on:
  rss:
    url:
      # HN posts with over 500 points
      - https://hnrss.org/newest?points=500
      # Show HN posts with over 100 points
      - https://hnrss.org/show?points=100
      #
      #
      #
      # Dev blog to an interesting upcoming german Minecraft server
      - https://blog.playlegend.net/rss
      # test
      - https://dev.to/feed/tag/javascript
    config:
      filterOutputs:
        title: 1
        link: 1
      format: |
        // extract hostname from full url
        item.hostname = new URL(item.link).hostname
        return item;
jobs:
  notify:
    name: Send notifications
    runs-on: ubuntu-latest
    steps:
      # Used for debugging
      - name: Print to console
        env:
          title: ${{ on.rss.outputs.title }}
          link: ${{ on.rss.outputs.link }}
          hostname: ${{ on.rss.outputs.hostname }}
        run: |
          echo title: $title
          echo link: $link
          echo hostname: $hostname
      - name: Slack notification
        env:
          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK_RSS }}
        uses: Ilshidur/[email protected]
        with:
          args: |
            *${{ on.rss.outputs.title }}* (`${{ on.rss.outputs.hostname }}`)
            ${{ on.rss.outputs.link }}