fix health check

docker-compose.yml

@@ -13,7 +13,10 @@ services:
     
     # Python Dependencies installieren und Worker starten
     command: >
-      sh -c "pip install --no-cache-dir boto3 &&
+      sh -c "apt-get update && 
+            apt-get install -y --no-install-recommends procps && 
+            rm -rf /var/lib/apt/lists/* &&
+            pip install --no-cache-dir boto3 &&
             python -u worker.py"
     
     environment: