ansible-base/roles/authelia-for-vikunja/defaults/main.json

{
	"var_authelia_for_vikunja_vikunja_url_base": "https://vikunja.example.org",
	"var_authelia_for_vikunja_client_id": "vikunja",
	"var_authelia_for_vikunja_client_secret": "REPLACE_ME"
}