- Replace indicator table with icon card grid display
- Add edit indicator popup dialog for modifying indicator settings
- Display indicator type, value, and emoji symbols on cards
- Add visibility toggle and delete buttons on hover
- Redesign backtest items with CSS-based icons and status indicators
- Unify dialog styling across external indicator, signal type, and public strategies
- Make edit indicator dialog draggable
- Fix button text: "+ Add Public" -> "Add Public"
- Remove dark theme from signal_type_popup for consistency
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
rob
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