Fix variable substitution in users_database.yml

- Update localize_users_database_file to properly resolve nested variables in AUTHELIA_ADMIN_EMAIL
- Fix template to use correct AUTHELIA_* variables instead of DEFAULT_* variables
- Update deploy-core.sh to only process files containing variables and fix .env path
- Fix file permissions for authelia config files

docker-compose/core/traefik/dynamic/external-host-homeassistant.yml

@@ -2,7 +2,7 @@ http:
   routers:
     # Individual Services
     homeassistant:
-      rule: "Host(`hass.${DOMAIN}`)"
+      rule: "Host(`hass.kelinreij.duckdns.org`)"
       entryPoints:
         - websecure
       service: homeassistant
@@ -15,5 +15,5 @@ http:
     homeassistant:
       loadBalancer:
         servers:
-          - url: "http://${HOMEASSISTANT_IP}:8123"
+          - url: "http://:8123"
         passHostHeader: true