Gravity Forms ARCaptcha Add-On 1.1.0

Features:
- Global ARCaptcha site/secret keys, widget URL, verify URL, timeout, language, theme, color, size.
- Per-form enable/disable and per-form key, language, theme, color, size, timeout, validation message.
- Placement options: before submit, after last field, after a specific field ID, or field-only mode.
- Dedicated ARCaptcha field in the Gravity Forms Form Builder under Advanced Fields.
- Normal and Invisible modes.
- Server-side verification with application/json payload.
- Configurable verify timeout.
- Optional background/async Gravity Forms notifications.
- Submit loading state to reduce duplicate submissions and improve UX.
- Error logs and debug mode.
- ARCaptcha Tools page under Forms for health check, connection test, and logs.
- Whitelist options for logged-in users, roles, and trusted IPs.
- AJAX/legacy form compatibility helpers.

Install:
1. Upload and activate the ZIP.
2. Go to Forms > Settings > ARCaptcha and set Site Key and Secret Key.
3. Enable ARCaptcha per form from Form Settings > ARCaptcha, or add the ARCaptcha field from Advanced Fields.
4. Optional tools page: Forms > ARCaptcha Tools.
