Add optional SMTP configuration for Authentik, including email host, port, and credentials. Update README and .env.sample to clarify usage for outbound email settings. Introduce blueprint support for enhanced deployment flexibility, with assertions in Ansible tasks to ensure required variables are set when enabled.

ansible/inventory/group_vars/all.yml

@@ -30,3 +30,4 @@ noble_authentik_install: true
 # Optional: public (or extra) Authentik hostnames on the same IdP — list of FQDNs. Pangolin: CNAME + resource → Newt → Traefik (see noble_authentik README).
 noble_authentik_ingress_extra_hosts:
   - auth.nikflix.ca
+noble_authentik_blueprints_enabled: true