Change feature flag from UpperCamelCase to kebab-case

Author: reakaleek

docs/_docset.yml

@@ -10,8 +10,8 @@ subs:
   ece:   "Elastic Cloud Enterprise"
   eck:   "Elastic Cloud on Kubernetes"
 
-#features:
-#  PrimaryNav: true
+features:
+  primary-nav: true
 
 toc:
   - file: index.md

src/Elastic.Markdown/Helpers/Htmx.cs

@@ -15,7 +15,7 @@ public static string GetHxSelectOob(ConfigurationFile configuration, string? pat
 		[
 			"#primary-nav", "#secondary-nav", "#markdown-content", "#toc-nav", "#prev-next-nav", "#breadcrumbs"
 		];
-		if (!HasSameTopLevelGroup(pathPrefix, currentUrl, targetUrl) && configuration.Features.ContainsKey("PrimaryNav"))
+		if (!HasSameTopLevelGroup(pathPrefix, currentUrl, targetUrl) && configuration.Features.ContainsKey("primary-nav"))
 			_ = selectTargets.Add("#pages-nav");
 		return string.Join(',', selectTargets);
 	}

src/Elastic.Markdown/Slices/HtmlWriter.cs

@@ -56,7 +56,7 @@ public async Task<string> RenderLayout(MarkdownFile markdown, MarkdownDocument d
 
 		string? navigationHtml;
 
-		if (DocumentationSet.Configuration.Features.ContainsKey("PrimaryNav"))
+		if (DocumentationSet.Configuration.Features.ContainsKey("primary-nav"))
 		{
 			var topLevelGroupId = GetTopLevelGroupId(markdown);
 			if (!_renderedNavigationCache.TryGetValue(topLevelGroupId, out var value))

src/Elastic.Markdown/Slices/Layout/_Header.cshtml

@@ -113,7 +113,7 @@
 					<img src="@Model.Static("logo-elastic-horizontal-color.svg")" alt="Elastic" height="40" width="116">
 				</a>
 			</div>
-			@if (Model.Configuration.Features.ContainsKey("PrimaryNav"))
+			@if (Model.Configuration.Features.ContainsKey("primary-nav"))
 			{
 				@await RenderPartialAsync(_PrimaryNav.Create(primaryNavViewModel))
 			}
@@ -143,12 +143,12 @@
 </header>
 @* <div class="h-1"> *@
 @* </div> *@
-@if (Model.Configuration.Features.ContainsKey("PrimaryNav"))
+@if (Model.Configuration.Features.ContainsKey("primary-nav"))
 {
 	<nav id="secondary-nav" class="bg-grey-10 border-b-1 border-grey-20 font-sans font-semibold px-6 pt-6">
 		<div class="container flex mx-auto justify-between">
 			<ul class="flex gap-6">
-				@if (!Model.Configuration.Features.ContainsKey("PrimaryNav"))
+				@if (!Model.Configuration.Features.ContainsKey("primary-nav"))
 				{
 					@foreach (var navItem in Model.TopLevelNavigationItems)
 					{