redis,cron - hostnames for resolution to resolve redis connection errors in data/nextcloud.log

templates/docker-compose.yml.j2

@@ -15,7 +15,10 @@ services:
 
   redis:
     image: redis:alpine
+    hostname: redis
     restart: always
+    networks:
+      - podman
 
   app:
     image: nextcloud:stable-fpm
@@ -70,6 +73,8 @@ services:
       - /home/{{ user.name }}/webroot:/var/www/html:z
       # NOTE: The `volumes` config of the `cron` and `app` containers must match
     entrypoint: /cron.sh
+    networks:
+      - podman
     depends_on:
       - db
       - redis