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_steward_slot_decision_agent.py

@@ -0,0 +1,136 @@
+from __future__ import annotations
+
+from app.schemas.steward import StewardSlotDecisionRequest
+from app.services.runtime_chat import RuntimeChatCallTrace, RuntimeChatToolCall, RuntimeToolCallResult
+from app.services.steward_slot_decision_agent import (
+    STEWARD_SLOT_DECISION_FUNCTION_NAME,
+    StewardSlotDecisionAgent,
+)
+
+
+class FakeSlotRuntime:
+    def __init__(self, arguments=None):
+        self.arguments = arguments
+        self.messages = None
+
+    def complete_with_tool_call(self, messages, **kwargs):
+        self.messages = messages
+        if self.arguments is None:
+            return RuntimeToolCallResult(tool_call=None, calls=[])
+        return RuntimeToolCallResult(
+            tool_call=RuntimeChatToolCall(
+                name=STEWARD_SLOT_DECISION_FUNCTION_NAME,
+                arguments=self.arguments,
+            ),
+            calls=[
+                RuntimeChatCallTrace(
+                    slot="main",
+                    provider="OpenAI Compatible",
+                    model="fake",
+                    attempt=1,
+                    status="succeeded",
+                )
+            ],
+        )
+
+
+def test_steward_slot_decision_uses_function_calling_result() -> None:
+    runtime = FakeSlotRuntime(
+        {
+            "next_action": "ask_user",
+            "required_fields": ["expense_type", "time_range", "location", "reason", "transport_mode"],
+            "missing_fields": ["transport_mode"],
+            "question": "请问你这次打算怎么出行？",
+            "options": [
+                {"field_key": "transport_mode", "label": "飞机", "value": "飞机"},
+                {"field_key": "transport_mode", "label": "火车", "value": "火车"},
+            ],
+            "rationale": "出行方式会影响交通费用测算。",
+        }
+    )
+
+    result = StewardSlotDecisionAgent(runtime).decide(
+        StewardSlotDecisionRequest(
+            task_type="expense_application",
+            user_message="明天出差北京3天，支撑国网仿生产部署",
+            ontology_fields={
+                "expense_type": "travel",
+                "time_range": "2026-06-05 至 2026-06-07",
+                "location": "北京",
+                "reason": "支撑国网仿生产部署",
+            },
+            missing_fields=["transport_mode"],
+        )
+    )
+
+    assert result.decision_source == "llm_function_call"
+    assert result.next_action == "ask_user"
+    assert result.missing_fields == ["transport_mode"]
+    assert [item.value for item in result.options] == ["飞机", "火车"]
+    assert "出行方式会影响" in result.rationale
+
+
+def test_steward_slot_decision_falls_back_to_intent_missing_fields_only() -> None:
+    runtime = FakeSlotRuntime(arguments=None)
+
+    result = StewardSlotDecisionAgent(runtime).decide(
+        StewardSlotDecisionRequest(
+            task_type="expense_application",
+            user_message="还需要补充：出行方式（例如高铁、飞机、自驾、出租车）",
+            ontology_fields={
+                "expense_type": "travel",
+                "location": "北京",
+                "reason": "支撑国网仿生产部署",
+            },
+            missing_fields=["transport_mode"],
+        )
+    )
+
+    assert result.decision_source == "rule_fallback"
+    assert result.next_action == "ask_user"
+    assert result.missing_fields == ["transport_mode"]
+    assert [item.value for item in result.options] == ["火车", "飞机", "轮船"]
+    assert "高铁" not in result.required_fields
+
+
+def test_steward_slot_decision_does_not_ask_user_for_application_profile_or_attachments() -> None:
+    runtime = FakeSlotRuntime(
+        {
+            "next_action": "ask_user",
+            "required_fields": [
+                "expense_type",
+                "time_range",
+                "location",
+                "reason",
+                "amount",
+                "attachments",
+                "employee_no",
+            ],
+            "missing_fields": ["attachments", "employee_no"],
+            "question": "请补充附件和员工编号。",
+            "options": [],
+            "rationale": "附件/凭证和员工编号为合规必需字段。",
+        }
+    )
+
+    result = StewardSlotDecisionAgent(runtime).decide(
+        StewardSlotDecisionRequest(
+            task_type="expense_application",
+            user_message="明天出差北京3天，支撑国网仿生产部署",
+            ontology_fields={
+                "expense_type": "travel",
+                "time_range": "2026-06-05 至 2026-06-07",
+                "location": "北京",
+                "reason": "支撑国网仿生产部署",
+            },
+            missing_fields=["attachments", "employee_no"],
+        )
+    )
+
+    assert result.decision_source == "llm_function_call"
+    assert result.next_action == "render_preview"
+    assert result.missing_fields == []
+    assert "attachments" not in result.required_fields
+    assert "employee_no" not in result.required_fields
+    assert result.options == []
+    assert "合规必需字段" not in result.rationale