Moved salt generation code

src/hashing/mod.rs

@@ -8,12 +8,17 @@ use argon2::{
     },
 };
 
+pub fn generate_salt() -> Result<SaltString, argon2::Error> {
+    let salt = SaltString::generate(&mut OsRng);
+    Ok(salt)
+}
+
 pub fn hash_password(password: &String) -> Result<String, argon2::password_hash::Error> {
     let password_bytes = password.as_bytes();
 
     // Generate a random salt
     // SaltString::generate uses OsRng internally for cryptographic security
-    let salt = SaltString::generate(&mut OsRng);
+    let salt = generate_salt().unwrap();
 
     // Create an Argon2 instance with default parameters (recommended)
     // You could customize parameters here if needed, but defaults are strong