Initiative and combat tracker

[ringo380]

Description

Add an initiative tracker for managing combat encounters. Track turn order, HP, conditions, and round count with a clean UI visible to both DM and players.

Requirements

• Initiative order list with drag-to-reorder
• HP tracking with damage/healing input
• Condition tracking (stunned, poisoned, etc.)
• Round counter
• Player-visible initiative display (names and order, not HP)
• Quick-add creatures from encounter data

Acceptance Criteria

• DM can manage initiative order during encounters
• HP and conditions are tracked per combatant
• Players see turn order on their view
• Integrates with existing encounter data