[Docs Site] Use prod_devdocs_styleguide index on /style-guide/

Author: KianNH

astro.config.ts

@@ -167,10 +167,6 @@ export default defineConfig({
 		icon(),
 		sitemap({
 			filter(page) {
-				if (page.includes("/style-guide/")) {
-					return false;
-				}
-
 				if (page.endsWith("/404/")) {
 					return false;
 				}

src/plugins/docsearch/index.ts

@@ -4,7 +4,9 @@ import type { DocSearchClientOptions } from "@astrojs/starlight-docsearch";
 export default {
 	appId: "D32WIYFTUF",
 	apiKey: "5cec275adc19dd3bc17617f7d9cf312a",
-	indexName: "prod_devdocs",
+	indexName: window.location.pathname.startsWith("/style-guide/")
+		? "prod_devdocs_styleguide"
+		: "prod_devdocs",
 	insights: true,
 	// Replace URL with the current origin so search
 	// can be used in local development and previews.