feat(analytics): booster + daily-reward events

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

lib/state/daily_reward_notifier.dart

@@ -30,6 +30,14 @@ class DailyRewardNotifier extends Notifier<DailyResolution> {
       await inv.grant(entry.key, entry.value * (doubled ? 2 : 1));
     }
     await _save.recordDailyClaim(_cal.ymd(_now()), r.day);
+    ref.read(analyticsProvider).dailyRewardClaimed(day: r.day, doubled: doubled);
+    for (final e in reward.entries) {
+      ref.read(analyticsProvider).boosterGranted(
+            type: e.key.name,
+            count: e.value * (doubled ? 2 : 1),
+            source: 'daily',
+          );
+    }
     state = _resolve();
   }
 }

lib/state/game_session_notifier.dart

@@ -151,6 +151,7 @@ class GameSessionNotifier extends Notifier<GameViewState?> {
     }
     if (!apply()) return BoosterUseResult.invalidTarget;
     await inv.consume(type);
+    ref.read(analyticsProvider).boosterUsed(type: type.name);
     _publish(lastPlacement: null);
     return BoosterUseResult.success;
   }