Update Assignment-Django-App-MySQL.md

Author: seemadurrani

practice-problems/Assignment-Django-App-MySQL.md

@@ -29,7 +29,7 @@ You’ll work with **Docker**, **Kubernetes ConfigMaps**, **Secrets**, **Deploym
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 ### 2. Architectural Diagram 
-![Architecture Diagram](django_app.io)
+![Architecture Diagram](django_app.png)
 
 ### 3. ⚙️ Kubernetes Manifests