feat(web): changes inbox grouped by run, with per-entry filter

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

apps/web/src/main.tsx

@@ -6,6 +6,7 @@ import { ApiError } from "./api.ts";
 import { friendlyError } from "./format.ts";
 import { Shell } from "./components/Shell.tsx";
 import { useMe } from "./hooks.ts";
+import { Changes } from "./routes/changes.tsx";
 import { Library } from "./routes/library.tsx";
 import { Login } from "./routes/login.tsx";
 import { NotYet } from "./routes/not-yet.tsx";
@@ -56,6 +57,7 @@ function App() {
             <Switch>
               <Route path="/">{() => <Library selectedId={null} />}</Route>
               <Route path="/entries/:id">{(p) => <Library selectedId={p.id} />}</Route>
+              <Route path="/changes" component={Changes} />
               <Route path="/:page/*?">{(p) => <NotYet page={p.page} />}</Route>
             </Switch>
           </Shell>