Add option (env variable) to force disable OIDC

example-docker/docker-compose.yml

@@ -14,6 +14,7 @@ services:
       - DATABASE_PASSWORD=your_secure_password              # Use a strong password; must match MYSQL_PASSWORD defined in the mariadb container 
       - BOOKLORE_PORT=6060                                  # Port BookLore listens on inside the container; must match container port below
       - SWAGGER_ENABLED=false                               # Enable or disable Swagger UI (API docs). Set to 'true' to allow access; 'false' to block access (recommended for production).
+      - FORCE_DISABLE_OIDC=false                            # Set to 'true' to force-disable OIDC and allow internal login, regardless of UI config
     depends_on:
       mariadb:
         condition: service_healthy