Fixed Debian version

content/3.serveex/1.introduction.md

@@ -41,7 +41,7 @@ The Core of the Server
   #title
   __Operating System__
   #description
-  [Install and configure Debian 12](/serveex/core/installation)
+  [Install and configure Debian 13](/serveex/core/installation)
   ::
  
   ::card{icon=logos:docker-icon}

content/3.serveex/2.core/1.installation.md

@@ -1,11 +1,11 @@
 ---
 navigation: true
-title: Debian 12
+title: Debian 13
 main:
   fluid: false
 ---
 :ellipsis{left=0px width=40rem top=10rem blur=140px}
-# Debian 12
+# Debian 13
 ::alert{type="info"}
 🎯 __Goal:__ Install Debian 13 and the main dependencies to have a ready-to-use OS, accessible via SSH.
 ::

content/3.serveex/2.core/2.docker.md

@@ -43,7 +43,7 @@ sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin
 
 That's it!
 
-**More options:** [Install Docker for Debian 12](https://docs.docker.com/engine/install/debian/)
+**More options:** [Install Docker for Debian 13](https://docs.docker.com/engine/install/debian/)
 
 ::alert{type="info" icon="exclamation-circle"}
 :::list{type="info"}