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/unit/presentation/forge_workbench_test.gd

@@ -85,7 +85,7 @@ func _run() -> void:
 		rows.sword.buy_btn.disabled and rows.spear.unlock_btn.disabled)
 
 	# ⑥ 满级行：无购买钮、状态=已满级（直置存档域构造——两分法调试口径）
-	sv.set_forge_route_level("sword", 5)
+	sv.meta_state.set_forge_route_level("sword", 5)
 	ov.refresh_camp({"balance": 500, "forge": mp.forge_shop_status(),
 		"tree": [{"node_id": "forge_workshop", "level": 1}]})
 	rows = _row_by_id(ov)

game/tests/unit/presentation/pacing_queue_test.gd

@@ -51,8 +51,8 @@ func _init() -> void:
 		if FileAccess.file_exists(p):
 			DirAccess.remove_absolute(p)
 	var sm = main.get_node("/root/SaveManager")
-	sm.attach_path("user://test_pacing_queue_save.json")
-	sm.mark_first_adventure_done()
+	sm.slots.attach_path("user://test_pacing_queue_save.json")
+	sm.meta_state.mark_first_adventure_done()
 	# 行信号计数器（真实信号路径旁挂计数——零触碰既有接线）
 	var rows_seen: Array = []
 	main._start_adventure_from_menu()

game/tests/unit/presentation/theme_projection_test.gd

@@ -831,21 +831,21 @@ func _career_overlay_projection() -> void:
 	var mp = load("res://core/meta_progression.gd").new(_db, sv)
 	# 已玩态夹具：两局收束（一通一止）+ 钥石非零——投影可辨非全零白板
 	# （生涯页不统计天赋树与账号成长态，只统计终身计数）
-	sv.add_keystone(45)
-	sv.apply_adventure_summary({"result": "completed", "cleared": true, "levels_cleared": 3,
+	sv.meta_state._add_keystone(45)
+	sv.meta_state.apply_adventure_summary({"result": "completed", "cleared": true, "levels_cleared": 3,
 		"stopped_at": 0, "keystone_total": 0, "master_seed": 21})
-	sv.apply_adventure_summary({"result": "abandoned", "cleared": false, "levels_cleared": 1,
+	sv.meta_state.apply_adventure_summary({"result": "abandoned", "cleared": false, "levels_cleared": 1,
 		"stopped_at": 2, "keystone_total": 0, "master_seed": 22})
 	sv.write_to_disk()
 	# 投影拼装（HudPresenter.career_data 同构）+ 视图喂入
-	var data := {"total": sv.adventure_total(), "cleared": sv.adventure_cleared(),
+	var data := {"total": sv.meta_state.career_state().adventure_total, "cleared": sv.meta_state.career_state().adventure_cleared,
 		"clears": [], "boss_first_kills": 0, "boss_first_total": _db.level_count(),
-		"boss_kills": sv.boss_kill_count(), "keystone": mp.keystone_balance()}
+		"boss_kills": sv.meta_state.career_state().boss_kill_count, "keystone": mp.keystone_balance()}
 	for i in _db.level_count():
 		var li: int = i + 1
 		data["clears"].append({"display_name": String(_db.level_row(li).get("display_name", "")),
-			"count": sv.clear_count(li)})
-		if sv.boss_first_kill_marked(li):
+			"count": sv.meta_state.career_state().clear_counts.get(str(li), 0)})
+		if sv.meta_state.career_state().boss_first_kill.has(str(li)):
 			data["boss_first_kills"] += 1
 	var co = load("res://presentation/views/career_overlay.gd").new()
 	co.open_career(data)
@@ -881,14 +881,14 @@ func _career_overlay_projection() -> void:
 	fv5c.store_string(JSON.stringify({"version": 5, "meta": {"keystone_balance": 3}}))
 	fv5c.close()
 	Kit.check("v5 现役档升 v6 载入成功（计数域缺省补零）",
-		v5.load_from_disk() and v5.adventure_total() == 0 and v5.adventure_cleared() == 0)
+		v5.load_from_disk() and v5.meta_state.career_state().adventure_total == 0 and v5.meta_state.career_state().adventure_cleared == 0)
 	var mp_v5 = load("res://core/meta_progression.gd").new(_db, v5)
-	var data_v5 := {"total": v5.adventure_total(), "cleared": v5.adventure_cleared(),
+	var data_v5 := {"total": v5.meta_state.career_state().adventure_total, "cleared": v5.meta_state.career_state().adventure_cleared,
 		"clears": [], "boss_first_kills": 0, "boss_first_total": _db.level_count(),
-		"boss_kills": v5.boss_kill_count(), "keystone": mp_v5.keystone_balance()}
+		"boss_kills": v5.meta_state.career_state().boss_kill_count, "keystone": mp_v5.keystone_balance()}
 	for i in _db.level_count():
 		data_v5["clears"].append({"display_name": String(_db.level_row(i + 1).get("display_name", "")),
-			"count": v5.clear_count(i + 1)})
+			"count": v5.meta_state.career_state().clear_counts.get(str(i + 1), 0)})
 	var co_v5 = load("res://presentation/views/career_overlay.gd").new()
 	co_v5.open_career(data_v5)
 	Kit.check("旧档载入后生涯页正常显示（v5 升 v6：总局数/冒险成功局数显示 0，既有钥石余额原样呈现）",