From fc033783b53ff100de24320b6d5494fa88b27871 Mon Sep 17 00:00:00 2001
From: argenis de la rosa <theonlyhennygod@gmail.com>
Date: Sat, 14 Feb 2026 16:39:24 -0500
Subject: [PATCH] fix: replace unstable is_multiple_of with modulo operator
 (fixes #42)

---
 src/security/secrets.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/security/secrets.rs b/src/security/secrets.rs
index 3940843..bafad38 100644
--- a/src/security/secrets.rs
+++ b/src/security/secrets.rs
@@ -241,7 +241,7 @@ fn hex_encode(data: &[u8]) -> String {
 
 /// Hex-decode a hex string to bytes.
 fn hex_decode(hex: &str) -> Result<Vec<u8>> {
-    if !hex.len().is_multiple_of(2) {
+    if hex.len() % 2 != 0 {
         anyhow::bail!("Hex string has odd length");
     }
     (0..hex.len())