"viewer" app is needed

Signed-off-by: tobiasKaminsky <tobias@kaminsky.me>

Author: tobiasKaminsky

.drone.yml

@@ -57,6 +57,8 @@ services:
       - su www-data -c "git clone --depth 1 -b $SERVER_VERSION https://github.com/nextcloud/photos.git /var/www/html/apps/photos/"
       - su www-data -c "cd /var/www/html/apps/photos; composer install --no-dev"
       - su www-data -c "php /var/www/html/occ app:enable -f photos"
+      - su www-data -c "git clone --depth 1 -b $SERVER_VERSION https://github.com/nextcloud/viewer.git /var/www/html/apps/viewer/"
+      - su www-data -c "php /var/www/html/occ app:enable -f viewer"
       - su www-data -c "php /var/www/html/occ config:system:set ratelimit.protection.enabled --value false --type bool"
       - /usr/local/bin/run.sh