Function read_cache

src/update_checker.rs:45–53

Read cached version if still valid (< 24h old)

()

/// Read cached version if still valid (< 24h old)
fn read_cache() -> Option<String> {
    let data = std::fs::read_to_string(cache_path()).ok()?;
    let cache: UpdateCache = serde_json::from_str(&data).ok()?;
    if now_secs().saturating_sub(cache.last_check) < CACHE_DURATION_SECS {
        Some(cache.latest_version)
    } else {
        None
    }
}

/// Write version to cache
fn write_cache(version: &str) {