Use env variables to configure secrets in Standalone suite.

internal/suites/Standalone/configuration.yml

@@ -8,14 +8,11 @@ logs_level: debug
 
 default_redirection_url: https://home.example.com:8080/
 
-jwt_secret: very_important_secret
-
 authentication_backend:
   file:
     path: /var/lib/authelia/users.yml
 
 session:
-  secret: unsecure_session_secret
   domain: example.com
   expiration: 3600 # 1 hour
   inactivity: 300 # 5 minutes

internal/suites/Standalone/docker-compose.yml

@@ -1,6 +1,9 @@
 version: '3'
 services:
   authelia-backend:
+    environment:
+      - AUTHELIA_JWT_SECRET=very_important_secret
+      - AUTHELIA_SESSION_SECRET=unsecure_session_secret
     volumes:
       - './internal/suites/Standalone/configuration.yml:/etc/authelia/configuration.yml:ro'
       - './internal/suites/Standalone/users.yml:/var/lib/authelia/users.yml'