Docker compose fixes

docker-compose.yml

@@ -2,18 +2,19 @@ version: '3.5'
 services:
   front:
     image: registry.verdnatura.es/salix-front:${TAG}
-    restart: unless-stopped
     build:
       context: .
       dockerfile: front/Dockerfile
     ports:
       - ${PORT_FRONT}:80
-    links:
-      - back
     deploy:
       replicas: 3
   back:
     image: registry.verdnatura.es/salix-back:${TAG}
+    restart_policy:
+      condition: on-failure
+      delay: 5s
+      max_attempts: 3
     restart: unless-stopped
     build: .
     ports:
@@ -34,3 +35,12 @@ services:
       - /mnt/storage/dms:/var/lib/salix/dms
     deploy:
       replicas: 6
+configs:
+  salix_datasources:
+    external: true
+  salix-${BRANCH_NAME}_datasources:
+    external: true
+  salix_print:
+    external: true
+  salix-${BRANCH_NAME}_print:
+    external: true