pub fn gitlab_preset(
instance_url: String,
external_url: Option<String>,
client_id: String,
client_secret: String,
) -> OAuthProviderConfigExpand description
Create a GitLab OAuth2 provider config for a given instance URL.
instance_url is the server-accessible URL (e.g. http://gitlab:80 in Docker).
external_url is the browser-accessible URL (e.g. http://localhost:8929).
If external_url is None, instance_url is used for browser redirects too.