blacktop

Build terminal UIs with ratatui following 2026 Rust best practices. Use when: (1) Creating new TUI apps, (2) Adding widgets/layouts, (3) Keyboard navigation/state management, (4) Image integration via ratatui-image, (5) Async event handling, (6) Shimmer/loading animations via tui-shimmer, (7) Reviewing TUI code, (8) Release optimization. Covers v0.30.1 API, Elm Architecture, StatefulWidget, color-eyre.