chore: Upgrade Nextcloud to 21.0.2

https://nextcloud.com/changelog/#latest21

nextcloud/.env

@@ -9,7 +9,6 @@ TRAEFIK_NETWORK_NAME=kifeart
 NEXTCLOUD_CONTAINER_NAME=nextcloud
 NEXTCLOUD_VOLUME_NAME=nextcloud
 NEXTCLOUD_DOMAIN=nextcloud.cool.life
-NEXTCLOUD_IMAGE=nextcloud:21.0.1-fpm-alpine
 
 NEXTCLOUD_ADMIN_USER: user
 NEXTCLOUD_ADMIN_PASSWORD: password

nextcloud/README.md

@@ -46,6 +46,13 @@ Ajout de imagemagick :
 docker-compose exec nextcloud-fpm apk add --no-cache imagemagick
 ```
 
+ou
+
+```
+ssh <server>
+docker exec nextcloud-fpm apk add --no-cache imagemagick
+```
+
 [github]: https://github.com/nextcloud/server
 [documentation]: https://docs.nextcloud.com/server/latest/admin_manual/contents.html
 [backup]: https://docs.nextcloud.com/server/latest/admin_manual/maintenance/backup.html

nextcloud/docker-compose.yml

@@ -31,7 +31,7 @@ services:
 
   nextcloud-fpm:
     container_name: nextcloud-fpm
-    image: ${NEXTCLOUD_IMAGE}
+    image: ${NEXTCLOUD_IMAGE:-nextcloud:21.0.2-fpm-alpine}
     restart: always
     hostname: ${NEXTCLOUD_DOMAIN}
     depends_on:
@@ -84,7 +84,7 @@ services:
       - /etc/localtime:/etc/localtime:ro
 
   nextcloud-cron:
-    image: ${NEXTCLOUD_IMAGE}
+    image: ${NEXTCLOUD_IMAGE:-nextcloud:21.0.2-fpm-alpine}
     container_name: nextcloud-cron
     restart: always
     depends_on: