The OpenID Connect (OIDC) Single Sign-On (SSO) configuration has issues:
The provided API key for OIDC authentication is invalid. Ensure that oidc.headscale_api_key is a valid API key.
oidc.headscale_api_key
Enter an API key to authenticate with Headplane. You can generate one by running headscale apikeys create in your terminal.
headscale apikeys create