Prepare release 22.12

Refs: #5250
Change-Id: I6b9a3daab498cbffb78a108207e92bc2596be378
diff --git a/README.md b/README.md
index 910d3f2..beadc13 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,11 @@
+<div align="center">
+
+[<img alt height="70" src="docs/named_data_theme/static/ndn-logo.svg"/>](https://named-data.net/)
+
 # NFD: Named Data Networking Forwarding Daemon
 
+</div>
+
 [![CI](https://github.com/named-data/NFD/actions/workflows/ci.yml/badge.svg)](https://github.com/named-data/NFD/actions/workflows/ci.yml)
 [![Docs](https://github.com/named-data/NFD/actions/workflows/docs.yml/badge.svg)](https://github.com/named-data/NFD/actions/workflows/docs.yml)
 ![Language](https://img.shields.io/badge/C%2B%2B-17-blue)