{{ $indexTemplate := resources.Get "js/index.js" -}}
{{ $index := $indexTemplate | resources.ExecuteAsTemplate "index.js" . -}}
{{ $lazysizes := resources.Get "js/vendor/lazysizes/lazysizes.min.js" -}}
{{ $flexsearch := resources.Get "js/vendor/flexsearch/dist/flexsearch.min.js" -}}
{{ if eq (hugo.Environment) "development" -}}
  {{ $app := resources.Get "js/app.js" -}}
  {{ $js := slice $lazysizes $flexsearch $app | resources.Concat "main.js" -}}
  <script src="{{ $index.Permalink }}" defer></script>
  <script src="{{ $js.Permalink }}" defer></script>
{{ else -}}
  {{ $instantPage := resources.Get "js/vendor/instant.page/instantpage.js" | minify -}}
  {{ $app := resources.Get "js/app.js" | minify -}}
  {{ $js := slice $lazysizes $flexsearch $instantPage $app | resources.Concat "main.js" -}}
  {{ $jsProd := $js | resources.Fingerprint "sha512" -}}
  {{ $indexProd := $index | resources.Minify | resources.Fingerprint "sha512" -}}
  <script src="{{ $indexProd.Permalink }}" integrity="{{ $indexProd.Data.Integrity }}" crossorigin="anonymous" defer></script>
  <script src="{{ $jsProd.Permalink }}" integrity="{{ $jsProd.Data.Integrity }}" crossorigin="anonymous" defer></script>
{{ end -}}