feat(templates): add new service templates and update existing compose files for various applications

templates/compose/nextcloud-with-postgres.yaml

@@ -8,7 +8,7 @@ services:
   nextcloud:
     image: lscr.io/linuxserver/nextcloud:latest
     environment:
-      - SERVICE_FQDN_NEXTCLOUD_80
+      - SERVICE_URL_NEXTCLOUD_80
       - PUID=1000
       - PGID=1000
       - TZ=${TZ:-Europe/Paris}