feat(boss): wave_manager 接入 BossManager（移除旧内联阶段逻辑）+ combat_manager 重置敌弹/Boss

scripts/domain/combat/combat_manager.gd

@@ -47,6 +47,8 @@ func start_game() -> void:
 	VFXManager.reset()
 	ZoneManager.reset()
 	MinionManager.reset()
+	EnemyBulletManager.reset()
+	BossManager.reset()
 	SpatialGrid.clear()
 	_core_idx = 0
 	_equipped_core = WandPreset.make_core_by_id("wand_basic")
@@ -223,6 +225,8 @@ func close_shop_and_next_wave() -> void:
 	EnemyManager.reset()
 	ZoneManager.reset()
 	MinionManager.reset()
+	EnemyBulletManager.reset()
+	BossManager.reset()
 	SpatialGrid.clear()
 	var next_wave: int = WaveManager.current_wave + 1
 	_transition_to_battle(next_wave)
@@ -243,6 +247,8 @@ func _on_player_died(_payload: Dictionary) -> void:
 	EnemyManager.reset()
 	ZoneManager.reset()
 	MinionManager.reset()
+	EnemyBulletManager.reset()
+	BossManager.reset()
 	SpatialGrid.clear()
 	ProfileManager.clear_run()
 	EventBus.emit(EventID.GAME_OVER, {