Update README.md

JulianPrieber · web-flow · commit 2e574e7ca3a7 · 2023-05-21T16:08:49.000+02:00
diff --git a/README.md b/README.md
@@ -88,6 +88,12 @@ This docker is based on [Alpine Linux](https://www.alpinelinux.org/), a Linux di
 
 <br>
 
+<i>Alternative mirror:</i>
+
+`docker pull ghcr.io/linkstackorg/linkstack`
+
+<br>
+
 <a name="4"></a>
 ## Supported Architectures
 
