make seed phrase optional

src/app/.well-known/farcaster.json/route.ts

@@ -1,34 +1,12 @@
-import { readFileSync } from 'fs';
-import { join } from 'path';
+import { NextResponse } from 'next/server';
+import { generateFarcasterMetadata } from '../../../lib/utils';
 
 export async function GET() {
-  const appUrl = process.env.NEXT_PUBLIC_URL;
-  const splashImageUrl = process.env.NEXT_PUBLIC_FRAME_SPLASH_IMAGE_URL || `${appUrl}/splash.png`;
-
-  let accountAssociation; // TODO: add type
   try {
-    const manifestPath = join(process.cwd(), 'public/manifest.json');
-    const manifest = JSON.parse(readFileSync(manifestPath, 'utf-8'));
-    accountAssociation = manifest;
+    const config = await generateFarcasterMetadata();
+    return NextResponse.json(config);
   } catch (error) {
-    console.warn('Warning: manifest.json not found or invalid. Frame will not be associated with an account.');
-    accountAssociation = null;
+    console.error('Error generating metadata:', error);
+    return NextResponse.json({ error: error.message }, { status: 500 });
   }
-
-  const config = {
-    ...(accountAssociation && { accountAssociation }),
-    frame: {
-      version: "1",
-      name: process.env.NEXT_PUBLIC_FRAME_NAME || "Frames v2 Demo",
-      iconUrl: `${appUrl}/icon.png`,
-      homeUrl: appUrl,
-      imageUrl: `${appUrl}/frames/hello/opengraph-image`,
-      buttonTitle: process.env.NEXT_PUBLIC_FRAME_BUTTON_TEXT || "Launch Frame",
-      splashImageUrl,
-      splashBackgroundColor: "#f7f7f7",
-      webhookUrl: `${appUrl}/api/webhook`,
-    },
-  };
-
-  return Response.json(config);
 }

src/app/app.tsx

@@ -9,7 +9,7 @@ const Demo = dynamic(() => import("~/components/Demo"), {
 });
 
 export default function App(
-  { title }: { title?: string } = { title: "Frames v2 Demo" }
+  { title }: { title?: string } = { title: process.env.NEXT_PUBLIC_FRAME_NAME || "Frames v2 Demo" }
 ) {
   return <Demo title={title} />;
 }