public MCP: a browser on the bare host goes to the landing page

tests/mcp-public.test.ts

@@ -244,6 +244,9 @@ describe('http, public mode', () => {
       const g = await fetch(`http://127.0.0.1:${s.port}/`);
       expect(g.status).toBe(200);
       expect(await g.text()).toContain('claude mcp add --transport http storebound');
+      const b = await fetch(`http://127.0.0.1:${s.port}/`, { headers: { accept: 'text/html,application/xhtml+xml' }, redirect: 'manual' });
+      expect(b.status).toBe(302);
+      expect(b.headers.get('location')).toBe('https://storebound.dev/');
       expect((await fetch(`http://127.0.0.1:${s.port}/other`)).status).toBe(404);
     } finally { s.close(); }
   });