use Mix.Config config :fusion_auth, :tesla, adapter: Tesla.Mock config :fusion_auth, api_key: System.get_env("FUSION_AUTH_API_KEY"), api_url: System.get_env("FUSION_AUTH_URL"), tenant_id: System.get_env("FUSION_AUTH_TENANT_ID"), application_id: System.get_env("FUSION_AUTH_APPLICATION_ID"), enable_jwt: true, token_header_key: "authorization", refresh_header_key: "refresh"