Interactive whiptail/dialog TUI for server/client config generation,
systemd service management, SIP003 plugin installation, and ss:// URI
output. Includes 131 bash unit tests covering all utility functions
(validation, JSON generation, URI encoding, config round-trip parsing).
Tests run in CTest and as a dedicated GitHub Actions step.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
