Update docker-compose.yml

docker-compose.yml

 version: '3.1'
 
-#OC_USERNAME=tizio OC_PASSWORD=1234qwer OC_SERVER=box.cc.infn.it OC_FOLDER=jupyter docker-compose up -d
+#JP_DATADIR=/mnt/jupyter OC_USERNAME=tizio OC_PASSWORD=1234qwer OC_SERVER=box.cc.infn.it OC_FOLDER=jupyter docker-compose up -d
+#JP_DATADIR deve esistere ed essere di proprietà dell'utente 1000:
+#  mkdir /mnt/jupyter
+#  chown 1000 /mnt/jupyter
 
 services:
   jupyter:
@@ -8,7 +11,7 @@ services:
     image: baltig.infn.it:4567/stalio/my_jupyter
     restart: always
     volumes:
-      - /mnt/jupyter:/home/jovyan/work
+      - ${JP_DATADIR}:/home/jovyan/work
     ports:
       - 443:8888
     user: root
@@ -24,7 +27,7 @@ services:
     image: baltig.infn.it:4567/stalio/oc_client
     restart: always
     volumes:
-      - /mnt/jupyter:/ocdata
+      - ${JP_DATADIR}:/ocdata
     environment:
     - OC_USER=${OC_USERNAME}
     - OC_PASS=${OC_PASSWORD}