appfiles -> appcontents
  appfiles -> appwp
  appfiles -> ig
  appfiles -> nwc
  ztunchart[label="ztunnel",class="helm"]
  ztunnel -> ztunchart -> ztunnelds
  istiodchart[label="istiod",class="helm"]
  cpt -> istiodchart
  istiodchart -> istiod18
  istiodchart -> istiod19
  cnichart[label="cni",class="helm"]
  cni -> cnichart -> cnids
  istiogh[label="istio github"]
  extras -> istiogh -> extrads
  tagchart[label="tag*"]