I’m new to gitlab, and using github for years without any troubles about ssh keys
while following Use SSH keys to communicate with GitLab | GitLab, i got
my pub key is added on gitlab web site
ssh -T email@example.com
The authenticity of host ‘gitlab.com (126.96.36.199)’ can’t be established.
ED25519 key fingerprint is SHA256:eUXGGm1YGsMAS7vkcx6JOJdOGHPem5gQp4taiCfCLB8.
This key is not known by any other names
Are you sure you want to continue connecting (yes/no/[fingerprint])? yes
Warning: Permanently added ‘gitlab.com’ (ED25519) to the list of known hosts.
firstname.lastname@example.org: Permission denied (publickey).