Started to add the functionality to allow default functions.

Cargo.toml

@@ -10,6 +10,7 @@ axum = ">=0.8.0"
 chrono = { version = ">=0.4.40", features = ["now"] }
 clap = { version = ">=4.5.1", features = ["derive"] }
 isolang = ">=2.4.0"
+rand = ">=0.9.2"
 serde_json = ">=1.0.140"
 tokio = { version = ">=1.36.0", features = ["full"] }
 tower-cookies = ">=0.11.0"