opentui 0.2.0

A pure Dart terminal UI engine inspired by OpenTUI.

0.2.0

• Expanded component coverage to match OpenTUI docs: Box, Text, Input, Textarea, Select, TabSelect, ASCIIFont, FrameBuffer, Markdown, Code, Diff, LineNumber, ScrollBox, Scrollbar, and Slider.
• Added CliRenderer parity improvements: environment-based theme auto-detection and in-frame console overlay composition with keyboard controls (toggle/focus/scroll/size).
• Added construct API parity helpers: instantiate(...) and delegate(...).
• Extended layout engine with advanced options: wrap, min/max constraints, margin shorthands/per-edge margins, and per-edge paddings.
• Added and expanded tests across component rendering, events/paste metadata, console/theme behavior, and advanced layout.

0.1.0

• Initial preview release.
• Added TuiEngine, frame model, ANSI diff renderer, and terminal adapter.
• Added primitive nodes: TuiText, TuiBox, TuiInput, TuiSelect.