fix(lab-04): align storage lab with compose workflow

labs/lab-04-storage/tutorial/01-docker-volumes.md

@@ -42,13 +42,15 @@ services:
 
 3. Verifica persistenza:
 ```bash
+cd labs/lab-04-storage
 docker compose up -d
-docker exec lab04-test sh -c "echo 'test' > /data/file.txt"
-docker compose down
-docker compose up -d
-docker exec lab04-test cat /data/file.txt  # Dato presente!
+docker exec lab04-test sh -c "echo 'test' > /test/file.txt"
+docker compose restart test
+docker exec lab04-test cat /test/file.txt  # Dato presente!
 ```
 
+Nota: nel compose reale del lab il container `lab04-test` monta il volume `test-data` su `/test`, non su `/data`.
+
 ## Comandi Utili
 ```bash
 docker volume ls              # Lista volumi

labs/lab-04-storage/tutorial/02-minio-s3.md

@@ -32,18 +32,32 @@ minio:
     MINIO_ROOT_USER: minioadmin
     MINIO_ROOT_PASSWORD: minioadmin123
   ports:
-    - "9000:9000"  # API
-    - "9001:9001"  # Console
+    - "127.0.0.1:9000:9000"  # API
+    - "127.0.0.1:9001:9001"  # Console
   volumes:
     - minio-data:/data
 ```
 
+Nel repository trovi gia questa configurazione dentro `docker-compose.yml`. Il flusso consigliato e usare quel file direttamente:
+
+```bash
+cd labs/lab-04-storage
+docker compose up -d
+docker compose ps
+```
+
 ## Utilizzo
 
 ### Accesso Console
 Apri: http://localhost:9001
 Login: minioadmin / minioadmin123
 
+### Verifica Health Endpoint
+
+```bash
+curl http://127.0.0.1:9000/minio/health/live
+```
+
 ### AWS CLI
 ```bash
 aws s3 ls --endpoint-url http://localhost:9000