Build docs dynamically from remote catalog

Author: Lantero

docs/sources/k6/v1.3.x/extensions/explore.md

@@ -18,7 +18,7 @@ Extensions can be used to extend the core k6 features to fit your performance-te
 
 ## Official extensions
 
-{{< docs/shared source="k6" lookup="official-extensions.md" version="<K6_VERSION>" >}}
+{{< docs/shared source="k6" lookup="official-extensions.html" version="<K6_VERSION>" >}}
 
 ## Community extensions
 
@@ -28,7 +28,7 @@ We're working on a process for community folks to submit their extensions.
 
 {{< /admonition >}}
 
-{{< docs/shared source="k6" lookup="community-extensions.md" version="<K6_VERSION>" >}}
+{{< docs/shared source="k6" lookup="community-extensions.html" version="<K6_VERSION>" >}}
 
 ## Use extensions
 

docs/sources/k6/v1.3.x/shared/community-extensions.html

@@ -0,0 +1,24 @@
+---
+title: "k6 Community extensions"
+---
+
+{{ $data := dict }}
+{{ $url := "https://registry.k6.io/catalog.json" }}
+{{ $resource := resources.GetRemote $url }}
+{{ if $resource }}
+  {{ if $resource.Err }}
+    {{ errorf "Failed to get remote resource %q: %s" $url $resource.Err }}
+  {{ else }}
+    {{ $data = $resource | transform.Unmarshal }}
+  {{ end }}
+{{ else }}
+  {{ errorf "Unable to get remote resource %q" $url }}
+{{ end }}
+
+| Extension | Description | Versions |
+| --------- | ----------- | -------- |
+{{- range $key, $extension := $data }}
+{{- if eq $extension.tier "community" }}
+| [{{ $extension.repo.name }}]({{ $extension.repo.url }}) | {{ $extension.description }} | {{ delimit $extension.versions ", " }} |
+{{- end }}
+{{- end }}

docs/sources/k6/v1.3.x/shared/community-extensions.md

@@ -0,0 +1,24 @@
+---
+title: "k6 Official extensions"
+---
+
+{{ $data := dict }}
+{{ $url := "https://registry.k6.io/catalog.json" }}
+{{ $resource := resources.GetRemote $url }}
+{{ if $resource }}
+  {{ if $resource.Err }}
+    {{ errorf "Failed to get remote resource %q: %s" $url $resource.Err }}
+  {{ else }}
+    {{ $data = $resource | transform.Unmarshal }}
+  {{ end }}
+{{ else }}
+  {{ errorf "Unable to get remote resource %q" $url }}
+{{ end }}
+
+| Extension | Description | Versions |
+| --------- | ----------- | -------- |
+{{- range $key, $extension := $data }}
+{{- if eq $extension.tier "official" }}
+| [{{ $extension.repo.name }}]({{ $extension.repo.url }}) | {{ $extension.description }} | {{ delimit $extension.versions ", " }} |
+{{- end }}
+{{- end }}