ConusAI vendor v0.1.0-dev.20261027+9b1131fb

2026-10-27 18:05:17 +00:00
commit 3102273ec7
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+// SPDX-License-Identifier: LicenseRef-ConusAI-Template-1.0
+// The app's own share image (Open Graph and Twitter card, spec §10.1): the app brand's name and logo in
+// the brandbook's treatment, 1200x630. It is public, because a link preview is fetched without a session,
+// and it carries nothing of any organization. The image only changes when the brand file does, so it is
+// drawn once per process.
+
+import { appBrand } from "@app/config"
+import { renderShareImage, shareBrand } from "@app/modules/branding"
+import { appIdentity, appOnlyReaders } from "../../../../src/server/brand-assets"
+
+export const dynamic = "force-dynamic"
+
+let drawn: Promise<Buffer<ArrayBuffer>> | undefined
+
+export async function GET(): Promise<Response> {
+  try {
+    drawn ??= (async () => {
+      const share = await shareBrand({ app: appIdentity(), tenant: null, readers: appOnlyReaders() })
+      return Buffer.from(await renderShareImage(share, { title: appBrand.name }))
+    })()
+    return new Response(await drawn, {
+      headers: {
+        "content-type": "image/png",
+        "x-content-type-options": "nosniff",
+        "cache-control": "public, max-age=3600",
+      },
+    })
+  } catch {
+    drawn = undefined
+    return new Response(null, { status: 500 })
+  }
+}