https://packagesphere.github.io/django-social-auth-rest/https://packagesphere.github.io/django-social-auth-rest/guides/getting-started/https://packagesphere.github.io/django-social-auth-rest/guides/linked-accounts/https://packagesphere.github.io/django-social-auth-rest/guides/providers/github/https://packagesphere.github.io/django-social-auth-rest/guides/providers/google/https://packagesphere.github.io/django-social-auth-rest/guides/signals/