RustDesk Support for macOS

1. Double-click RustDesk-Support.command.
2. Approve the administrator prompt used to install the official signed app.
3. Approve RustDesk's macOS Screen Recording, Accessibility, and Input Monitoring prompts.
4. Read the displayed ID and one-time password to the support operator.

This installer verifies the official RustDesk 1.4.9 GitHub release digest and app signature,
then configures ID and relay server 45.79.220.25.
