feat(www): add SEO/AEO optimizations

- Configure site URL (https://simple-stack.dev) for canonical URLs
- Add @astrojs/sitemap integration for automatic sitemap generation
- Add robots.txt with sitemap reference
- Add Open Graph and Twitter Card meta tags globally via Starlight head config
- Add Organization JSON-LD structured data for AI engine discoverability
- Clean up site title (remove emoji from <title> tag)
- Improve homepage meta description for AEO with answer-first format
- Add aria-label to video element in stream.md for accessibility

Co-Authored-By: Oz <oz-agent@warp.dev>

Author: bholmesdev

pnpm-lock.yaml

@@ -1,10 +1,12 @@
 import starlight from "@astrojs/starlight";
+import sitemap from "@astrojs/sitemap";
 import { defineConfig } from "astro/config";
 
 export default defineConfig({
+	site: "https://simple-stack.dev",
 	integrations: [
 		starlight({
-			title: "Simple Stack 🌱",
+			title: "Simple Stack",
 			social: [
 				{
 					icon: "github",
@@ -13,6 +15,46 @@ export default defineConfig({
 				},
 				{ icon: "discord", label: "Discord", href: "https://wtw.dev/chat" },
 			],
+			head: [
+				{
+					tag: "meta",
+					attrs: {
+						property: "og:site_name",
+						content: "Simple Stack",
+					},
+				},
+				{
+					tag: "meta",
+					attrs: {
+						property: "og:type",
+						content: "website",
+					},
+				},
+				{
+					tag: "meta",
+					attrs: {
+						name: "twitter:card",
+						content: "summary",
+					},
+				},
+				{
+					tag: "script",
+					attrs: {
+						type: "application/ld+json",
+					},
+					content: JSON.stringify({
+						"@context": "https://schema.org",
+						"@type": "Organization",
+						name: "Simple Stack",
+						url: "https://simple-stack.dev",
+						description:
+							"Simple Stack is a collection of lightweight developer tools for Astro, including a reactive store, scoped IDs, and DOM query utilities.",
+						sameAs: [
+							"https://github.com/bholmesdev/simple-stack",
+						],
+					}),
+				},
+			],
 			sidebar: [
 				{
 					label: "💾 Store",
@@ -44,5 +86,6 @@ export default defineConfig({
 				"./src/styles/custom.css",
 			],
 		}),
+		sitemap(),
 	],
 });

www/astro.config.mjs

@@ -17,6 +17,7 @@
 	},
 	"dependencies": {
 		"@astrojs/check": "^0.9.6",
+		"@astrojs/sitemap": "^3.7.1",
 		"@astrojs/starlight": "^0.37.1",
 		"@fontsource/atkinson-hyperlegible": "^5.0.18",
 		"astro": "^5.16.6",

www/package.json

@@ -0,0 +1,4 @@
+User-agent: *
+Allow: /
+
+Sitemap: https://simple-stack.dev/sitemap-index.xml

www/public/robots.txt

@@ -1,10 +1,10 @@
 ---
-title: Simple stack 🌱
-description: A suite of tools built for Astro to simplify your workflow.
+title: Simple Stack
+description: Simple Stack is a collection of lightweight developer tools for Astro, including a reactive store, scoped IDs, and DOM query utilities.
 tableOfContents: false
 head:
   - tag: title
-    content: Simple stack 🌱
+    content: Simple Stack - Lightweight Developer Tools for Astro
 ---
 
 A collection of tools I've built to **make web development simpler.**

www/src/content/docs/index.mdx

@@ -9,7 +9,7 @@ description: Suspend Astro components with fallback content. Like React Server C
 
 Suspend Astro components with fallback content. Like React Server Components, but Just HTML ™️
 
-<video controls width="100%" style="aspect-ratio:1.65/1" src="/assets/simple-stream-intro.mov"></video>
+<video controls width="100%" style="aspect-ratio:1.65/1" src="/assets/simple-stream-intro.mov" aria-label="Demo of Simple Stream showing suspended Astro components loading with fallback content"></video>
 
 ```astro
 ---