- format_success() creates card with green theme
- format_error() creates card with red theme
- format_info() creates card with blue theme
- format_paginated() adds [N/M] marker
- _build_card() creates three-zone structure (header/elements/actions)
- _build_actions() creates interactive button elements
All 6 tests pass. Card JSON uses schema 2.0 with lark_md content.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- CardTheme enum with SUCCESS (green), ERROR (red), INFO (blue), WARNING (orange)
- CardButton dataclass with text, value dict, and button_type
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
starmen1265