envseal 0.3.10

Write-only secret vault with process-level access control — post-agent secret management
Documentation 
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//! Shared hex encoding utility.
//!
//! Single shared implementation to avoid duplicate `mod hex` blocks
//! across modules (`guard::binary`, `config::tiers`, etc.).

use std::fmt::Write;

/// Encode bytes as a lowercase hex string.
pub fn encode(bytes: impl AsRef<[u8]>) -> String {
    let data = bytes.as_ref();
    let mut s = String::with_capacity(data.len() * 2);
    for b in data {
        let _ = write!(s, "{b:02x}");
    }
    s
}