Update nextcloud docker-compose.yaml with:

- Update network settings
- Set file permissions on start for better migration
- some clean up

nextcloud/docker-compose.yml

@@ -1,9 +1,7 @@
-version: '3.5'
-
 networks:
   default:
-    external:
-      name: traefik_default
+    name: traefik_default
+    external: true
 
 services:
   nextcloud-db:
@@ -43,9 +41,12 @@ services:
       - nextcloud-db
       - nextcloud-redis
     container_name: nextcloud-app
+    command: >
+      bash -c 'chown -R www-data:www-data ${NEXTCLOUD_DATA_DIR} && chown -R www-data:www-data /var/www/html && chmod 755 ${NEXTCLOUD_DATA_DIR}/.ocdata && /entrypoint.sh apache2-foreground'
     env_file: live.env
     environment:
       - NEXTCLOUD_TRUSTED_DOMAINS='${NEXTCLOUD_FQDN}'
+      - NEXTCLOUD_DATA_DIR='${NEXTCLOUD_DATA_DIR}'
     extra_hosts:
       - "${NEXTCLOUD_FQDN}:${TRAEFIK_CONTAINER_IP}"
       - "${COLLABORA_FQDN}:${TRAEFIK_CONTAINER_IP}"
@@ -77,17 +78,19 @@ services:
     restart: unless-stopped
     volumes:
       - ${NEXTCLOUD_ROOT}/html:/var/www/html
-      - ${NEXTCLOUD_ROOT}/data:/srv/nextcloud/data
+      - ${NEXTCLOUD_ROOT}/data:${NEXTCLOUD_DATA_DIR}
 
   nextcloud-cron:
     image: nextcloud:28
     container_name: nextcloud-cron
+    command: >
+      bash -c 'chown -R www-data:www-data ${NEXTCLOUD_DATA_DIR} && chown -R www-data:www-data /var/www/html && chmod 755 ${NEXTCLOUD_DATA_DIR}/.ocdata && /entrypoint.sh apache2-foreground'
     labels:
       - "com.centurylinklabs.watchtower.enable=true"
     restart: unless-stopped
     volumes:
       - ${NEXTCLOUD_ROOT}/html:/var/www/html
-      - ${NEXTCLOUD_ROOT}/data:/srv/nextcloud/data
+      - ${NEXTCLOUD_ROOT}/data:${NEXTCLOUD_DATA_DIR}
     entrypoint: /cron.sh
     depends_on:
       - nextcloud-db