fix(console): persist desktop promo dismissal (#37121)

Co-authored-by: David Hill <1879069+iamdavidhill@users.noreply.github.com>
Co-authored-by: Dustin Deus <deusdustin@gmail.com>

packages/console/app/src/component/desktop-promo.tsx

@@ -7,12 +7,17 @@ import { useI18n } from "~/context/i18n"
 import { useLanguage } from "~/context/language"
 import { strip } from "~/lib/language"
 
+const DISMISSED_COOKIE = "desktop_promo_dismissed"
+
 export function DesktopPromo() {
   const i18n = useI18n()
   const language = useLanguage()
   const location = useLocation()
-  const [visible, setVisible] = createSignal(true)
   const request = getRequestEvent()?.request
+  const cookie = request?.headers.get("cookie") ?? (typeof document === "object" ? document.cookie : "")
+  const [visible, setVisible] = createSignal(
+    !cookie.split(";").some((value) => value.trim() === `${DISMISSED_COOKIE}=1`),
+  )
   const hostname = request ? new URL(request.url).hostname : typeof window === "object" ? window.location.hostname : ""
   const primaryHost =
     hostname === "opencode.ai" || hostname === "localhost" || hostname === "127.0.0.1" || hostname === "::1"
@@ -36,7 +41,14 @@ export function DesktopPromo() {
             </span>
           </span>
         </A>
-        <button type="button" data-slot="desktop-promo-close" onClick={() => setVisible(false)}>
+        <button
+          type="button"
+          data-slot="desktop-promo-close"
+          onClick={() => {
+            document.cookie = `${DISMISSED_COOKIE}=1; Path=/; Max-Age=31536000; SameSite=Lax`
+            setVisible(false)
+          }}
+        >
           <span class="sr-only">{i18n.t("home.promo.close")}</span>
           <svg width="20" height="20" viewBox="0 0 20 20" fill="none" aria-hidden="true">
             <path d="M5 5L15 15M15 5L5 15" stroke="currentColor" stroke-width="1.5" />