fix(cloud): proxy marketing's og-image + graph-paper to marketing worker

The cloud worker owns executor.sh and only proxies an allow-list of paths
to executor-marketing, so /og-image.png and /pattern-graph-paper.svg were
falling through to the TanStack app and 404ing. Add both to the list.

Author: RhysSullivan

apps/cloud/src/start.ts

@@ -9,7 +9,16 @@ import { handleSentryTunnelRequest } from "./sentry-tunnel";
 // Marketing routes — proxied to the marketing worker via service binding
 // ---------------------------------------------------------------------------
 
-const MARKETING_PATHS = ["/home", "/setup", "/privacy", "/terms", "/api/detect", "/_astro"];
+const MARKETING_PATHS = [
+  "/home",
+  "/setup",
+  "/privacy",
+  "/terms",
+  "/api/detect",
+  "/_astro",
+  "/og-image.png",
+  "/pattern-graph-paper.svg",
+];
 
 const isMarketingPath = (pathname: string) =>
   MARKETING_PATHS.some((p) => pathname === p || pathname.startsWith(`${p}/`));