fix nook subdomain routing

src/routes/checkout.tsx

@@ -0,0 +1,21 @@
+import { Switch, Match } from "solid-js";
+import { useSite } from "~/context/SiteContext";
+import NotFound from "./[...404]";
+import NookCheckout from "./nook/checkout";
+
+/**
+ * Host-aware checkout route — `/checkout`.
+ *
+ * Only The Nook has a checkout flow; all other sites fall back to 404.
+ * Mirrors the dispatch pattern in `src/routes/index.tsx`.
+ */
+export default function CheckoutPage() {
+  const site = useSite();
+  return (
+    <Switch fallback={<NotFound />}>
+      <Match when={site().id === "nook"}>
+        <NookCheckout />
+      </Match>
+    </Switch>
+  );
+}

src/routes/index.tsx

@@ -7,6 +7,7 @@ import NessaLanding from "./nessa";
 import LineageLanding from "./lineage";
 import GazeLanding from "./gaze";
 import InputHaloLanding from "./inputhalo";
+import NookLanding from "./nook";
 
 /**
  * Root route handler.
@@ -44,6 +45,9 @@ export default function Home(): JSX.Element {
       <Match when={site().id === "inputhalo"}>
         <InputHaloLanding />
       </Match>
+      <Match when={site().id === "nook"}>
+        <NookLanding />
+      </Match>
     </Switch>
   );
 }

src/routes/privacy.tsx

@@ -4,8 +4,7 @@ import NotFound from "./[...404]";
 import NessaPrivacyPolicy from "./nessa/privacy";
 import LineagePrivacyPolicy from "./lineage/privacy";
 import GazePrivacyPolicy from "./gaze/privacy";
-import InputHaloPrivacyPolicy from "./inputhalo/privacy";
+import NookPrivacyPolicy from "./nook/privacy";
-
 /**
  * Host-aware privacy policy route — `/privacy`.
  *
@@ -41,6 +40,9 @@ export default function PrivacyPage() {
       <Match when={site().id === "inputhalo"}>
         <InputHaloPrivacyPolicy />
       </Match>
+      <Match when={site().id === "nook"}>
+        <NookPrivacyPolicy />
+      </Match>
     </Switch>
   );
 }

src/routes/success.tsx

@@ -0,0 +1,21 @@
+import { Switch, Match } from "solid-js";
+import { useSite } from "~/context/SiteContext";
+import NotFound from "./[...404]";
+import NookSuccess from "./nook/success";
+
+/**
+ * Host-aware success route — `/success`.
+ *
+ * Only The Nook has a post-checkout success page; all other sites fall
+ * back to 404. Mirrors the dispatch pattern in `src/routes/index.tsx`.
+ */
+export default function SuccessPage() {
+  const site = useSite();
+  return (
+    <Switch fallback={<NotFound />}>
+      <Match when={site().id === "nook"}>
+        <NookSuccess />
+      </Match>
+    </Switch>
+  );
+}