feat(docs): Include introduction website.

Author: dylan-sutton-chavez

docs/pages/getting-started/_meta.js

@@ -1,5 +1,9 @@
 export default {
     '--- getting-started': { type: 'separator', title: 'Getting Started' },
+    introduction: {
+        title: 'Introduction',
+        theme: { typesetting: 'article' },
+    },
     quickstart: 'Quickstart',
     'what-it-is': 'What It Is'
 }

docs/pages/getting-started/introduction.md

@@ -0,0 +1,24 @@
+---
+title: "Introduction"
+description: "What Edge Python is and where to go next."
+---
+
+import { Cards } from 'nextra/components'
+
+# Introduction
+
+Edge Python is a sandboxed Python subset compiled to a ~170 KB WebAssembly module —
+built in Rust to run on Cloudflare Workers, Fastly Compute, and the browser.
+
+## Explore
+
+<Cards>
+  <Cards.Card title="Quickstart" href="/getting-started/quickstart" arrow />
+  <Cards.Card title="The language" href="/language/syntax" arrow />
+  <Cards.Card title="Reference" href="/reference/builtins" arrow />
+  <Cards.Card title="Implementation" href="/implementation/design" arrow />
+</Cards>
+
+## Try it
+
+Run Edge Python live in your browser at [demo.edgepython.com](https://demo.edgepython.com/).