diff --git a/README.md b/README.md
index 3e17507..abb4ea6 100644
--- a/README.md
+++ b/README.md
@@ -48,6 +48,11 @@ One Cloudflare Worker serves the built SPA and proxies every upstream API.
 - `wrangler.jsonc` — `assets.not_found_handling: "single-page-application"`,
   with every proxy prefix listed in `run_worker_first` so the SPA fallback
   doesn't swallow API calls.
+- `src/About.tsx` and `src/App.tsx` `useAboutRoute()` — the about and roadmap
+  page at `/about`. Nothing serves that path specially: the fallback above
+  returns `index.html` for anything `run_worker_first` does not claim, and
+  `useAboutRoute()` reads `location.pathname` to decide what to render. Adding a
+  second page means adding a path to that hook, not a route to the Worker.
 
 The browser only ever talks to the Worker, and the Last.fm key is a Worker
 secret that never reaches client code. Only two of the four proxies are still