ClearChat Home v1.6.0 Stable

This is the first stable Home release package after the release-candidate testing cycle.

Included highlights:
- Live chat widget with online/offline modes.
- Offline contact form with name, email, phone, and message capture.
- Widget color palette and custom color support.
- Light, Dark, Hybrid, and System admin themes.
- Settings Center layout.
- Privacy notice links in online and offline widget flows.
- Patch ZIP updater with backup creation.
- Home license direction with one owner/operator focus.
- Help documentation for installation, updates, permissions, privacy URL setup, and troubleshooting.

Known note:
- After applying an update, the admin page may need a hard refresh before the newest version number or cached UI assets are visible.
