+# Storage services to use in production mode
+avatar_storage: "local"
+trace_file_storage: "local"
+trace_image_storage: "local"
+trace_icon_storage: "local"
+# Root URL for storage services
+# avatar_storage_url:
+# trace_image_storage_url:
+# trace_icon_storage_url:
+# URL for tile CDN
+#tile_cdn_url: ""
+# SMTP settings for outbound mail
+smtp_address: "localhost"
+smtp_port: 25
+smtp_domain: "localhost"
+smtp_enable_starttls_auto: false
+smtp_authentication: null
+smtp_user_name: null
+smtp_password: null