feat: Update TurtleCard to display turtle label instead of ID

client/src/components/ControlPanel.jsx

@@ -1,4 +1,4 @@
-import React from 'react';
+import React, { useState, useCallback } from 'react';
 import { useTurtleStore } from '../store/turtleStore';
 import './ControlPanel.css';
 
@@ -6,6 +6,7 @@ function TurtleCard({ turtle, isSelected, onSelect }) {
   const activeState = turtle.state || turtle.mode || 'idle';
   const fuel = turtle.fuel === 'unlimited' ? '∞' : (turtle.fuel || '?');
   const inventoryCount = turtle.inventory?.length || 0;
+  const displayName = turtle.label || `Turtle ${turtle.turtleID}`;
 
   const modeColors = {
     mining: '#4ade80',
@@ -33,7 +34,7 @@ function TurtleCard({ turtle, isSelected, onSelect }) {
       style={{ borderColor: modeColors[activeState] || modeColors.unknown }}
     >
       <div className="turtle-header">
-        <h3>Turtle {turtle.turtleID}</h3>
+        <h3>{displayName}</h3>
         <span className="mode-badge" style={{ background: modeColors[activeState] || modeColors.unknown }}>
           {activeState}
         </span>