Serve inspire me as submodule

app/inspire-me/route.ts

@@ -0,0 +1,17 @@
+import { readFile } from 'fs/promises';
+import path from 'path';
+
+export async function GET() {
+    const indexPath = path.join(process.cwd(), 'public', 'inspire-me', 'index.html');
+    const html = await readFile(indexPath, 'utf8');
+    const body = html.replace(
+        '<title>Inspire Me</title>',
+        '<base href="/inspire-me/">\n    <title>Inspire Me</title>'
+    );
+
+    return new Response(body, {
+        headers: {
+            'Content-Type': 'text/html; charset=utf-8',
+        },
+    });
+}