Add combat debug logging (gameMode, target id, distance)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

bridge/src/index.js

@@ -583,6 +583,7 @@ async function handleAction(action, params = {}) {
       if (hostiles.length === 0) return { attacked: false, reason: 'no_hostiles' };
       hostiles.sort((a, b) => a.dist - b.dist);
       const target = hostiles[0].entity;
+      log('client', 'INFO', `Engaging ${target.name || target.type} (id=${target.id}, dist=${hostiles[0].dist.toFixed(1)}, gameMode=${bot.game?.gameMode})`);
 
       // Sustained combat: keep attacking until target is dead or out of range
       let hits = 0;