卡①T5(核心数据面结构收敛批): 存档域拆件——SlotStore建件(槽位族10公开+槽位态随迁+_migrate_legacy_save/_copy_file/_remove_file随迁,_rename_overwrite留save IO单点)/MetaStateStore建件(写口原语13+只读投影6+add_keystone私有)/save_manager瘦身(52→7公开:load_from_disk/write_to_disk/register_migration+断点族4;_load_parsed/_peek_migrated读盘域提取,迁移链文案经fail数组逐字带出;类变量6)/全域改址449处(槽位族→save.slots.,元进度族→save.meta_state.,读面投影改形career/tree/forge/attune_state;meta转发与GainJournal.vision_used按卡留T6);[用户特许2026-10-28:本批测试动作移交用户,套件与闸停跑,实现继续]

game/tests/integration/node_map_determinism_test.gd

@@ -105,12 +105,12 @@ func _smoke_generated_map_determinism() -> void:
 	var sv = SaveManagerScript.new(_bp_path + ".flag.json")
 	sv.load_from_disk()
 	Kit.check("新档首次冒险布尔位 = false（默认域——首局恒走固定种子 42）",
-		sv.is_first_adventure_done() == false)
+		sv.meta_state.career_state().first_adventure_done == false)
 	var mp = load("res://core/meta_progression.gd").new(_db, sv)
 	mp.settle_adventure({"levels_cleared": 1, "keystone_total": 10, "cleared": false, "result": "failed"})
-	Kit.check("冒险收束点置位（三结局同写——写入只在收束挂点）", sv.is_first_adventure_done() == true)
+	Kit.check("冒险收束点置位（三结局同写——写入只在收束挂点）", sv.meta_state.career_state().first_adventure_done == true)
 	mp.settle_adventure({"levels_cleared": 0, "keystone_total": 0, "cleared": false, "result": "failed"})
-	Kit.check("置位幂等（重复收束不翻转）", sv.is_first_adventure_done() == true)
+	Kit.check("置位幂等（重复收束不翻转）", sv.meta_state.career_state().first_adventure_done == true)
 	DirAccess.remove_absolute(_bp_path)
 	DirAccess.remove_absolute(_bp_path + ".flag.json")