feat: render game grid as React component via SymfonyUX

assets/react/controllers/GameGrid.jsx

@@ -0,0 +1,27 @@
+import React from 'react';
+
+export default function GameGrid({ grid, width, middle }) {
+    return (
+        <table id="actors">
+            <tbody>
+                {grid.map((row, rowIndex) => (
+                    <tr key={rowIndex}>
+                        {Array.from({ length: width + 1 }, (_, colIndex) => {
+                            const start = middle - row.pos;
+                            const charIndex = colIndex - start;
+                            const name = row.actorName;
+                            const isInRange = charIndex >= 0 && charIndex < name.length;
+                            const isHighlighted = charIndex === row.pos;
+
+                            return (
+                                <td key={colIndex} style={isHighlighted ? { color: 'red' } : undefined}>
+                                    {isInRange ? name[charIndex].toUpperCase() : ''}
+                                </td>
+                            );
+                        })}
+                    </tr>
+                ))}
+            </tbody>
+        </table>
+    );
+}