docs: show current environment on index

TOOLS/docs-generator/main.go

@@ -26,6 +26,7 @@ func main() {
 	versionFlag := flag.String("version", "", "Provider version for example block")
 	apiEndpointFlag := flag.String("api-endpoint", "", "API endpoint for example block (required)")
 	providerSourceFlag := flag.String("provider-source", "", "Provider source for example block (required)")
+	namespaceFlag := flag.String("namespace", "", "Documentation namespace (required)")
 	opsFlag := flag.Bool("ops", false, "Generate per-service operations docs (resources_ops_yaml → docs/.../operations)")
 	flag.Parse()
 
@@ -57,6 +58,10 @@ func main() {
 	if providerSource == "" {
 		panic("--provider-source is required")
 	}
+	namespace := *namespaceFlag
+	if namespace == "" {
+		panic("--namespace is required")
+	}
 
 	servicesOrder := loadServicesList(servicesList)
 	specs := loadSpecs(resourcesDir, servicesOrder)
@@ -78,7 +83,7 @@ func main() {
 		writers.ResourceDocs(docsDir, spec, version, apiEndpoint, providerSource)
 		processedSpecs = append(processedSpecs, spec)
 	}
-	writers.IndexMD(docsDir, processedSpecs)
+	writers.IndexMD(docsDir, processedSpecs, namespace)
 	writers.WriteNavFragment(docsDir, processedSpecs)
 }