Per-tier audio bitrate: Free 64, Plus 96, Pro 128 kbps.
Configurable text/voice reply threads and depth.
Registration/login-only honeypot and internal CAPTCHA.
Optional Google reCAPTCHA v2/v3 with server verification.
Archive/export support for replies and bitrate.
Dashboard controls for all settings.
Verified JavaScript, JSON, SQLite migrations, desktop/mobile UI, and
browser console. Native PHP lint was unavailable because PHP is not
installed.
Google implementation follows Siteverify and reCAPTCHA v3.
Replaced polling with a single queued cursor worker, timeout recovery,
backoff, deduplication, chronological insertion, and capped DOM history
in cyberchat-v4.js.
Removed Groups UI, API, configuration, tier features, admin controls,
and archive exposure.
Legacy group records remain stored but inaccessible.
Added configurable polling limits in config.json.