Adds safe-reboot and safe-shutdown, removes all .sh extensions to scripts

quadlets/wallabag/wallabag.container

@@ -8,7 +8,7 @@ Requires=wallabag-redis.container
 [Container]
 AutoUpdate=registry
 ContainerName=wallabag
-Entrypoint=/custom-entrypoint.sh
+Entrypoint=/custom-entrypoint
 Environment=POSTGRES_DB=wallabag
 Environment=POSTGRES_USER=wallabag
 Environment=SYMFONY__ENV__DATABASE_DRIVER=pdo_pgsql
@@ -35,7 +35,7 @@ StartWithPod=true
 Timezone=Europe/Zurich
 Volume=wallabag-data.volume:/var/www/wallabag/data
 Volume=wallabag-images.volume:/var/www/wallabag/web/assets/images
-Volume=/var/mnt/nas/containers/wallabag/storage/custom-entrypoint.sh:/custom-entrypoint.sh
+Volume=/var/mnt/nas/containers/wallabag/storage/custom-entrypoint:/custom-entrypoint
 
 [Service]
 Restart=always