feat: add initial og image for share link

apps/web/src/pages/api/share-og/index.tsx

@@ -0,0 +1,62 @@
+import { ImageResponse } from 'next/server';
+
+export const config = {
+  runtime: 'edge',
+};
+
+export default async function handler() {
+  const [imageData, CaveatFontData, InterFontData] = await Promise.all([
+    fetch(new URL('../../../assets/background-pattern-og.png', import.meta.url)).then((res) =>
+      res.arrayBuffer(),
+    ),
+    fetch(new URL('../../../assets/Caveat-Regular.ttf', import.meta.url)).then((res) =>
+      res.arrayBuffer(),
+    ),
+    fetch(new URL('../../../assets/Inter-Regular.ttf', import.meta.url)).then((res) =>
+      res.arrayBuffer(),
+    ),
+  ]);
+
+  return new ImageResponse(
+    (
+      <div
+        style={{
+          height: '100%',
+          width: '100%',
+          display: 'flex',
+          flexDirection: 'column',
+          alignItems: 'center',
+          justifyContent: 'center',
+          background: `url('data:image/png;base64,${Buffer.from(
+            imageData as unknown as string,
+          ).toString('base64')}')`,
+          backgroundSize: '1200px 630px',
+          backgroundPositionY: '0%',
+        }}
+      >
+        <div tw="flex px-20 py-12 bg-gray-100 rounded-md border-solid border-4 border-zinc-200 shadow-md">
+          <div tw="text-[#64748B99] text-7xl">Duncan</div>
+        </div>
+        <div tw="text-black text-3xl my-8 text-gray-600" style={{ fontFamily: 'Inter' }}>
+          You signed with Documenso
+        </div>
+      </div>
+    ),
+    {
+      width: 1200,
+      height: 630,
+      fonts: [
+        {
+          name: 'Caveat',
+          data: CaveatFontData,
+          style: 'italic',
+        },
+        {
+          name: 'Inter',
+          data: InterFontData,
+          style: 'normal',
+        },
+      ],
+    },
+  );
+}