Update app/icon.tsx

app/icon.tsx

@@ -0,0 +1,31 @@
+import { ImageResponse } from 'next/og';
+
+export const size = {
+  width: 32,
+  height: 32,
+};
+export const contentType = 'image/png';
+
+export default function Icon() {
+  return new ImageResponse(
+    (
+      <div
+        style={{
+          fontSize: 24,
+          background: "#ec4899",
+          width: "100%",
+          height: "100%",
+          display: "flex",
+          alignItems: "center",
+          justifyContent: "center",
+          color: "white",
+          borderRadius: "8px",
+          fontWeight: "bold",
+        }}
+      >
+        H
+      </div>
+    ),
+    { ...size }
+  );
+}