RoyalTerminal

End-to-end engineering workflow for the RoyalTerminal repository covering architecture guardrails, render and VT mode selection, transport/session settings, native library integration, and build and test validation. Use when implementing, reviewing, or debugging changes in src, samples, native, scripts, or tests, especially for Avalonia MVVM and ReactiveUI patterns, terminal modes and fallbacks, PTY and Pipe and SSH behavior, renderer interop, and cross-platform runtime configuration.