Function normalizeHostnameForStorage

script.js:150–154

(value)

}

function normalizeHostnameForStorage(value) {
    if (typeof value !== 'string') return null;
    const host = validateAndExtractHost(value.trim());
    return host ? host.toLowerCase() : null;
}

function loadStoredHostnames() {
    const stored = readStoredJson(SETTINGS_STORAGE_KEYS.hostnames);