INSTALL, CONFIGURATION SERVER AND OTHER-GL.iNet and -Synology

1/installation and configuration: GL.iNet MODEL: GL-AX1800
(I want to be hidden behind an internet provider) with a dedicated IP, VPN, or openVPN, WireGuard (which solutions)) opensource or paid VPN or other professional solutions
for TV, IPTV, Synology server, router,
2/ configuration of Synology server, with IP and domain name (OVH) (((((Complete Sinology configuration))))))
3/ installation of NexCloud latest version with domain name and IP, complete configurations of NexCloud (((((add (https:https://letsencrypt.org/fr/ all service
:::::::::::::::::::::::::::french language ::::::::
example url install NexCloud translate Google x :https://mariushosting.com/how-to-install-nextcloud-on-your-synology-nas/
i don't want it to block connections to websites or other
make available check url:
https://www.gl-inet.com/solutions/vpn/
check url:https://www.gl-inet.com/solutions/vpn/
4/ make another complementary backup of the synology, on my dedicated ovh server (proxmox)
backup every day (make a rotation of backups numbered in total 3, DELETE OLD BACKUP NUMBER 3
,to have more disk space.
!!!!!!!!what solution for proxmox (bakup of the synology server)
please tell me the best solution ?????

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