feat: 报销审批流重构与管家计划全链路贯通

- 重构报销状态注册表、审批流路由与平台风险标记
- 完善管家意图规划器与模型计划构建器全链路
- 新增 OCR Worker 脚本、数据库会话管理与通知状态
- 优化文档中心、日志视图、预算中心与员工管理交互
- 增强工作台摘要、图标资源与全局主题样式
- 补充审批路由、状态注册、OCR 服务与管家规划器测试覆盖

server/tests/test_receipt_folder_service.py

@@ -1,7 +1,5 @@
 from __future__ import annotations
 
-import pytest
-
 from app.api.deps import CurrentUserContext
 from app.core.config import get_settings
 from app.schemas.ocr import OcrRecognizeDocumentRead
@@ -71,7 +69,7 @@ def test_receipt_folder_train_ticket_uses_invoice_date_and_enriches_fields(monke
         get_settings.cache_clear()
 
 
-def test_receipt_folder_delete_receipts_for_claim_removes_linked_receipts(monkeypatch, tmp_path) -> None:
+def test_receipt_folder_unlink_receipts_for_claim_marks_linked_receipts_unlinked(monkeypatch, tmp_path) -> None:
     monkeypatch.setenv("STORAGE_ROOT_DIR", str(tmp_path / "storage"))
     get_settings.cache_clear()
     try:
@@ -101,9 +99,17 @@ def test_receipt_folder_delete_receipts_for_claim_removes_linked_receipts(monkey
             ),
         )
 
-        assert service.get_receipt(receipt.id, current_user).linked_claim_id == "claim-1"
-        assert service.delete_receipts_for_claim("claim-1") == 1
-        with pytest.raises(FileNotFoundError):
-            service.get_receipt(receipt.id, current_user)
+        linked_detail = service.get_receipt(receipt.id, current_user)
+        assert linked_detail.status == "linked"
+        assert linked_detail.linked_claim_id == "claim-1"
+        assert linked_detail.linked_claim_no == "RE-001"
+
+        assert service.unlink_receipts_for_claim("claim-1") == 1
+
+        unlinked_detail = service.get_receipt(receipt.id, current_user)
+        assert unlinked_detail.status == "unlinked"
+        assert unlinked_detail.linked_claim_id == ""
+        assert unlinked_detail.linked_claim_no == ""
+        assert unlinked_detail.linked_at is None
     finally:
         get_settings.cache_clear()