url:
  pptxhandler/link:
    pattern: /$YAMLURL/output.pptx
    handler: PPTXHandler
    kwargs:
      version: 2
      source: $YAMLPATH/template.pptx
      rules:
        - slide-number: 1
          total:
            link: 2 # link to detail slide (slide 2) from summary table
          site1:
            link: 3 # link to site 1 detail slide
          site2:
            link: 4
          site3:
            link: 5
        - Back: # takes shape name Back from all slides
            link: f'first' # links back to first slide from all slides