Add Read Only to volume timezone and localtime

docker-compose.yml

@@ -27,7 +27,7 @@ services:
 
 #GLPI Container
   glpi:
-    image: glpi
+    image: diouxx/glpi
     container_name : glpi
     hostname: glpi
     ports:
@@ -37,8 +37,8 @@ services:
     volumes_from:
       - glpi-data
     volumes:
-      - /etc/timezone:/etc/timezone
-      - /etc/localtime:/etc/localtime
+      - /etc/timezone:/etc/timezone:ro
+      - /etc/localtime:/etc/localtime:ro
     environment:
       - TIMEZONE=Europe/Brussels
     restart: always