Merge pull request #2 from openscan-explorer/fix/gh-pages-improvements

Fix GitHub Pages deployment issues and add SEO

Author: AugustoL

app/not-found.tsx

@@ -0,0 +1,16 @@
+import Link from "next/link"
+
+export default function NotFound() {
+  return (
+    <div className="flex min-h-screen flex-col items-center justify-center gap-4 text-center">
+      <h1 className="text-4xl font-bold">404</h1>
+      <p className="text-muted-foreground">This page could not be found.</p>
+      <Link
+        href="/introduction"
+        className="text-sm underline underline-offset-4 hover:text-foreground"
+      >
+        Go to docs
+      </Link>
+    </div>
+  )
+}

app/page.tsx

@@ -1,5 +1,14 @@
-import { redirect } from "next/navigation"
+"use client"
+
+import { useEffect } from "react"
+import { useRouter } from "next/navigation"
 
 export default function Home() {
-  redirect("/introduction")
+  const router = useRouter()
+
+  useEffect(() => {
+    router.replace("/introduction")
+  }, [router])
+
+  return null
 }

app/robots.ts

@@ -0,0 +1,11 @@
+import type { MetadataRoute } from "next"
+
+export default function robots(): MetadataRoute.Robots {
+  return {
+    rules: {
+      userAgent: "*",
+      allow: "/",
+    },
+    sitemap: "https://openscan-explorer.github.io/docs/sitemap.xml",
+  }
+}

app/sitemap.ts

@@ -0,0 +1,28 @@
+import type { MetadataRoute } from "next"
+
+const BASE_URL = "https://openscan-explorer.github.io/docs"
+
+const routes = [
+  "/introduction",
+  "/values",
+  "/explorer",
+  "/explorer/alpha-status",
+  "/explorer/how-it-works",
+  "/explorer/functionalities",
+  "/explorer/settings",
+  "/explorer/super-user",
+  "/network-connectors",
+  "/metadata",
+  "/hardhat-plugin",
+  "/skills",
+  "/tutorials",
+  "/subscriptions",
+  "/contact",
+]
+
+export default function sitemap(): MetadataRoute.Sitemap {
+  return routes.map((route) => ({
+    url: `${BASE_URL}${route}`,
+    lastModified: new Date(),
+  }))
+}