From 3bdd79c4161102dfd237aee4b515b568f0ed0d67 Mon Sep 17 00:00:00 2001
From: "lukas.weberruss" <lukas.weberruss@stackit.cloud>
Date: Fri, 18 Jul 2025 10:56:23 +0000
Subject: [PATCH] Update readme.md

---
 readme.md | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)

diff --git a/readme.md b/readme.md
index a984f41..90377ae 100644
--- a/readme.md
+++ b/readme.md
@@ -8,19 +8,26 @@ Die folgende Abbildung zeigt die Architektur der Moodle-Umgebung. CDN und Redis
 
 ```mermaid
 graph TD
-    A[Anwender] --> B(STACKIT DNS);
-    B --> C(STACKIT CDN<br/>(Optional));
-    C -.-> D{Cloud Foundry Router};
+    subgraph "Nutzer & Netzwerk Edge"
+        A[Anwender] --> B(STACKIT DNS);
+        B --> C["STACKIT CDN<br/>(Optional)"];
+    end
+    
+    subgraph "Zentrale Infrastruktur"
+        D{Cloud Foundry Router};
+    end
+
+    C -.-> D;
     B --> D;
     
-    subgraph Cloud Foundry Plattform
+    subgraph "Cloud Foundry App-Instanzen"
         D --> E1[Moodle Instanz 1];
         D --> E2[Moodle Instanz ...n];
     end
     
-    subgraph Backing Services
+    subgraph "Backing Services"
         F[(MariaDB<br/>Datenbank)];
-        G[(Redis<br/>Sessions & Locks<br/>(Optional))];
+        G["Redis<br/>Sessions & Locks<br/>(Optional)"];
         H[(S3 Object Storage<br/>Dateien)];
     end
 
@@ -31,7 +38,7 @@ graph TD
     E2 --> F;
     E2 -.-> G;
     E2 --> H;
-````
+```
 
 ## 1\. Voraussetzungen & initiales Setup