Merge #102 into develop from feature/20251219_xjn

feat(workflow_node): question classifier node optimization

* feature/20251219_xjn: (9 commits)
  feat(tool system): The specific method for obtaining the tool and the parameters to be passed
  feat(tool system): add mcp testing services
  Merge branch 'refs/heads/develop' into feature/20251219_xjn
  feat(tool system): add all methods for obtaining the tool
  feat(tool system): add workflow tool nodes
  Merge branch 'refs/heads/develop' into feature/20251219_xjn
  feat(home page): add statistical interface
  Merge branch 'refs/heads/develop' into feature/20251219_xjn
  feat(workflow_node): question classifier node optimization

Signed-off-by: 谢俊男 <accounts_6853d0ea6f8174722fb0c8f1@mail.teambition.com>
Reviewed-by: zhuwenhui5566@163.com <zhuwenhui5566@163.com>
Merged-by: zhuwenhui5566@163.com <zhuwenhui5566@163.com>

CR-link: https://codeup.aliyun.com/redbearai/python/redbear-mem-open/change/102

api/app/controllers/__init__.py

@@ -33,6 +33,7 @@ from . import (
     emotion_config_controller,
     prompt_optimizer_controller,
     tool_controller,
+    home_page_controller,
 )
 from . import user_memory_controllers
 
@@ -70,5 +71,6 @@ manager_router.include_router(emotion_config_controller.router)
 manager_router.include_router(prompt_optimizer_controller.router)
 manager_router.include_router(memory_reflection_controller.router)
 manager_router.include_router(tool_controller.router)
+manager_router.include_router(home_page_controller.router)
 
 __all__ = ["manager_router"]

api/app/controllers/home_page_controller.py

@@ -0,0 +1,29 @@
+from fastapi import APIRouter, Depends
+from sqlalchemy.orm import Session
+
+from app.core.response_utils import success
+from app.db import get_db
+from app.dependencies import get_current_user
+from app.models.user_model import User
+from app.schemas.response_schema import ApiResponse
+from app.services.home_page_service import HomePageService
+
+router = APIRouter(prefix="/home-page", tags=["Home Page"])
+
+@router.get("/statistics", response_model=ApiResponse)
+def get_home_statistics(
+    current_user: User = Depends(get_current_user),
+    db: Session = Depends(get_db)
+):
+    """获取首页统计数据"""
+    statistics = HomePageService.get_home_statistics(db, current_user.tenant_id)
+    return success(data=statistics, msg="统计数据获取成功")
+
+@router.get("/workspaces", response_model=ApiResponse)
+def get_workspace_list(
+    current_user: User = Depends(get_current_user),
+    db: Session = Depends(get_db)
+):
+    """获取工作空间列表"""
+    workspace_list = HomePageService.get_workspace_list(db, current_user.tenant_id)
+    return success(data=workspace_list, msg="工作空间列表获取成功")

api/app/controllers/tool_controller.py

@@ -60,6 +60,22 @@ async def list_tools(
         raise HTTPException(status_code=500, detail=str(e))
 
 
+@router.get("/{tool_id}/methods", response_model=ApiResponse)
+async def get_tool_methods(
+        tool_id: str,
+        current_user: User = Depends(get_current_user),
+        service: ToolService = Depends(get_tool_service)
+):
+    """获取工具的所有方法"""
+    try:
+        methods = await service.get_tool_methods(tool_id, current_user.tenant_id)
+        if methods is None:
+            raise HTTPException(status_code=404, detail="工具不存在")
+        return success(data=methods, msg="获取工具方法成功")
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))
+
+
 @router.get("/{tool_id}", response_model=ApiResponse)
 async def get_tool(
         tool_id: str,
@@ -159,7 +175,8 @@ async def execute_tool(
             workspace_id=current_user.current_workspace_id,
             timeout=request.timeout
         )
-
+        if not result.success:
+            raise HTTPException(status_code=400, detail=result["error"])
         return success(
             data={
                 "success": result.success,

api/app/core/api_key_utils.py

@@ -3,7 +3,7 @@ import secrets
 from typing import Optional, Union
 from datetime import datetime
 
-from app.schemas.api_key_schema import ApiKeyType
+from app.models.api_key_model import ApiKeyType
 from fastapi import Response
 from fastapi.responses import JSONResponse
 

api/app/core/tools/__init__.py

@@ -1,7 +1,7 @@
 """工具管理核心模块"""
 
-from .base import BaseTool, ToolResult, ToolParameter
+from app.core.tools.base import BaseTool, ToolResult, ToolParameter
-from .langchain_adapter import LangchainAdapter
+from app.core.tools.langchain_adapter import LangchainAdapter
 
 # 可选导入，避免导入错误
 try:

api/app/core/tools/base.py

@@ -193,7 +193,7 @@ class BaseTool(ABC):
     
     def to_langchain_tool(self):
         """转换为Langchain工具格式"""
-        from .langchain_adapter import LangchainAdapter
+        from app.core.tools.langchain_adapter import LangchainAdapter
         return LangchainAdapter.convert_tool(self)
     
     def __repr__(self):

api/app/core/tools/builtin/__init__.py

@@ -1,11 +1,11 @@
 """内置工具模块"""
 
-from .base import BuiltinTool
+from app.core.tools.builtin.base import BuiltinTool
-from .datetime_tool import DateTimeTool
+from app.core.tools.builtin.datetime_tool import DateTimeTool
-from .json_tool import JsonTool
+from app.core.tools.builtin.json_tool import JsonTool
-from .baidu_search_tool import BaiduSearchTool
+from app.core.tools.builtin.baidu_search_tool import BaiduSearchTool
-from .mineru_tool import MinerUTool
+from app.core.tools.builtin.mineru_tool import MinerUTool
-from .textin_tool import TextInTool
+from app.core.tools.builtin.textin_tool import TextInTool
 
 __all__ = [
     "BuiltinTool",

api/app/core/tools/builtin/baidu_search_tool.py

@@ -4,7 +4,7 @@ from typing import List, Dict, Any
 import aiohttp
 
 from app.core.tools.base import ToolParameter, ToolResult, ParameterType
-from .base import BuiltinTool
+from app.core.tools.builtin.base import BuiltinTool
 
 
 class BaiduSearchTool(BuiltinTool):

api/app/core/tools/builtin/datetime_tool.py

@@ -5,7 +5,7 @@ from typing import List
 import pytz
 
 from app.schemas.tool_schema import ToolParameter, ToolResult, ParameterType
-from .base import BuiltinTool
+from app.core.tools.builtin.base import BuiltinTool
 
 
 class DateTimeTool(BuiltinTool):
@@ -27,7 +27,7 @@ class DateTimeTool(BuiltinTool):
                 type=ParameterType.STRING,
                 description="操作类型",
                 required=True,
-                enum=["format", "convert_timezone", "timestamp_to_datetime", "datetime_to_timestamp", "calculate", "now"]
+                enum=["format", "convert_timezone", "timestamp_to_datetime", "now"]
             ),
             ToolParameter(
                 name="input_value",

api/app/core/tools/builtin/json_tool.py

@@ -7,7 +7,7 @@ import xml.etree.ElementTree as ET
 from xml.dom import minidom
 
 from app.core.tools.base import ToolParameter, ToolResult, ParameterType
-from .base import BuiltinTool
+from app.core.tools.builtin.base import BuiltinTool
 
 
 class JsonTool(BuiltinTool):
@@ -29,8 +29,7 @@ class JsonTool(BuiltinTool):
                 type=ParameterType.STRING,
                 description="操作类型",
                 required=True,
-                enum=["format", "minify", "validate", "convert", "to_yaml", "from_yaml", "to_xml", "from_xml", "merge",
+                enum=["insert", "replace", "delete", "parse"]
-                      "extract", "insert", "replace", "delete", "parse"]
             ),
             ToolParameter(
                 name="input_data",

api/app/core/tools/builtin/mineru_tool.py

@@ -4,7 +4,7 @@ from typing import List, Dict, Any
 import aiohttp
 
 from app.core.tools.base import ToolParameter, ToolResult, ParameterType
-from .base import BuiltinTool
+from app.core.tools.builtin.base import BuiltinTool
 
 
 class MinerUTool(BuiltinTool):

api/app/core/tools/builtin/textin_tool.py

@@ -4,7 +4,7 @@ from typing import List, Dict, Any
 import aiohttp
 
 from app.core.tools.base import ToolParameter, ToolResult, ParameterType
-from .base import BuiltinTool
+from app.core.tools.builtin.base import BuiltinTool
 
 
 class TextInTool(BuiltinTool):

api/app/core/tools/custom/__init__.py

@@ -1,8 +1,8 @@
 """自定义工具模块"""
 
-from .base import CustomTool
+from app.core.tools.custom.base import CustomTool
-from .schema_parser import OpenAPISchemaParser
+from app.core.tools.custom.schema_parser import OpenAPISchemaParser
-from .auth_manager import AuthManager
+from app.core.tools.custom.auth_manager import AuthManager
 
 __all__ = [
     "CustomTool",

api/app/core/tools/mcp/__init__.py

@@ -1,8 +1,8 @@
 """MCP工具模块"""
 
-from .base import MCPTool
+from app.core.tools.mcp.base import MCPTool
-from .client import MCPClient, MCPConnectionPool
+from app.core.tools.mcp.client import MCPClient, MCPConnectionPool
-from .service_manager import MCPServiceManager
+from app.core.tools.mcp.service_manager import MCPServiceManager
 
 __all__ = [
     "MCPTool",

api/app/core/tools/mcp/base.py

@@ -1,7 +1,6 @@
 """MCP工具基类"""
 import time
 from typing import Dict, Any, List
-import aiohttp
 
 from app.models.tool_model import ToolType
 from app.core.tools.base import BaseTool

api/app/core/tools/mcp/client.py

@@ -204,7 +204,7 @@ class MCPClient:
             )
             
             init_response = json.loads(response)
-            if "error" in init_response:
+            if init_response.get("error", None) is not None:
                 raise MCPProtocolError(f"初始化失败: {init_response['error']}")
             
             return True
@@ -325,7 +325,7 @@ class MCPClient:
         try:
             response = await self._send_request(request_data, timeout)
             
-            if "error" in response:
+            if response.get("error", None) is not None:
                 error = response["error"]
                 raise MCPProtocolError(f"工具调用失败: {error.get('message', '未知错误')}")
             

api/app/core/tools/mcp/service_manager.py

@@ -8,7 +8,7 @@ from sqlalchemy.orm import Session
 
 from app.models.tool_model import MCPToolConfig, ToolConfig, ToolType, ToolStatus
 from app.core.logging_config import get_business_logger
-from .client import MCPClient, MCPConnectionPool
+from app.core.tools.mcp.client import MCPClient, MCPConnectionPool
 
 logger = get_business_logger()
 

api/app/core/workflow/executor.py

@@ -219,17 +219,13 @@ class WorkflowExecutor:
             # 创建节点实例（现在 start 和 end 也会被创建）
             node_instance = NodeFactory.create_node(node, self.workflow_config)
 
-            if node_type in [NodeType.IF_ELSE, NodeType.HTTP_REQUEST]:
+            if node_type in [NodeType.IF_ELSE, NodeType.HTTP_REQUEST, NodeType.QUESTION_CLASSIFIER]:
-                expressions = node_instance.build_conditional_edge_expressions()
-
-                # Number of branches, usually matches the number of conditional expressions
-                branch_number = len(expressions)
 
                 # Find all edges whose source is the current node
                 related_edge = [edge for edge in self.edges if edge.get("source") == node_id]
 
                 # Iterate over each branch
-                for idx in range(branch_number):
+                for idx in range(len(related_edge)):
                     # Generate a condition expression for each edge
                     # Used later to determine which branch to take based on the node's output
                     # Assumes node output `node.<node_id>.output` matches the edge's label

api/app/core/workflow/nodes/__init__.py

@@ -17,6 +17,8 @@ from app.core.workflow.nodes.node_factory import NodeFactory, WorkflowNode
 from app.core.workflow.nodes.start import StartNode
 from app.core.workflow.nodes.transform import TransformNode
 from app.core.workflow.nodes.parameter_extractor import ParameterExtractorNode
+from app.core.workflow.nodes.question_classifier import QuestionClassifierNode
+from app.core.workflow.nodes.tool import ToolNode
 
 __all__ = [
     "BaseNode",
@@ -33,5 +35,7 @@ __all__ = [
     "AssignerNode",
     "HttpRequestNode",
     "JinjaRenderNode",
-    "ParameterExtractorNode"
+    "ParameterExtractorNode",
+    "QuestionClassifierNode",
+    "ToolNode"
 ]

api/app/core/workflow/nodes/configs.py

@@ -21,6 +21,7 @@ from app.core.workflow.nodes.transform.config import TransformNodeConfig
 from app.core.workflow.nodes.variable_aggregator.config import VariableAggregatorNodeConfig
 from app.core.workflow.nodes.parameter_extractor.config import ParameterExtractorNodeConfig
 from app.core.workflow.nodes.question_classifier.config import QuestionClassifierNodeConfig
+from app.core.workflow.nodes.tool.config import ToolNodeConfig
 
 from app.core.workflow.nodes.cycle_graph.config import LoopNodeConfig, IterationNodeConfig
 __all__ = [
@@ -45,4 +46,5 @@ __all__ = [
     "LoopNodeConfig",
     "IterationNodeConfig",
     "QuestionClassifierNodeConfig"
+    "ToolNodeConfig"
 ]

api/app/core/workflow/nodes/node_factory.py

@@ -24,6 +24,7 @@ from app.core.workflow.nodes.transform import TransformNode
 from app.core.workflow.nodes.variable_aggregator import VariableAggregatorNode
 from app.core.workflow.nodes.question_classifier import QuestionClassifierNode
 from app.core.workflow.nodes.breaker import BreakNode
+from app.core.workflow.nodes.tool import ToolNode
 
 logger = logging.getLogger(__name__)
 
@@ -44,7 +45,8 @@ WorkflowNode = Union[
     CycleGraphNode,
     BreakNode,
     ParameterExtractorNode,
-    QuestionClassifierNode
+    QuestionClassifierNode,
+    ToolNode
 ]
 
 
@@ -72,6 +74,7 @@ class NodeFactory:
         NodeType.LOOP: CycleGraphNode,
         NodeType.ITERATION: CycleGraphNode,
         NodeType.BREAK: BreakNode,
+        NodeType.TOOL: ToolNode,
     }
 
     @classmethod

api/app/core/workflow/nodes/question_classifier/config.py

@@ -26,4 +26,3 @@ class QuestionClassifierNodeConfig(BaseNodeConfig):
         default="问题：{question}\n\n可选分类：{categories}\n\n补充指令：{supplement_prompt}\n\n请选择最合适的分类。",
         description="用户提示词模板"
     )
-    output_variable: str = Field(default="class_name", description="输出分类结果的变量名")

api/app/core/workflow/nodes/question_classifier/node.py

@@ -12,6 +12,9 @@ from app.services.model_service import ModelConfigService
 
 logger = logging.getLogger(__name__)
 
+DEFAULT_CASE_PREFIX = "CASE"
+DEFAULT_EMPTY_QUESTION_CASE = f"{DEFAULT_CASE_PREFIX}1"
+
 
 class QuestionClassifierNode(BaseNode):
     """问题分类器节点"""
@@ -19,6 +22,7 @@ class QuestionClassifierNode(BaseNode):
     def __init__(self, node_config: dict[str, Any], workflow_config: dict[str, Any]):
         super().__init__(node_config, workflow_config)
         self.typed_config = QuestionClassifierNodeConfig(**self.config)
+        self.category_to_case_map = self._build_category_case_map()
     
     def _get_llm_instance(self) -> RedBearLLM:
         """获取LLM实例"""
@@ -47,48 +51,73 @@ class QuestionClassifierNode(BaseNode):
             ),
             type=ModelType(model_type)
         )
+
+    def _build_category_case_map(self) -> dict[str, str]:
+        """
+        预构建 分类名称 -> CASE标识 的映射字典
+        示例：{"产品咨询": "CASE1", "售后问题": "CASE2"}
+        """
+        category_map = {}
+        categories = self.typed_config.categories or []
+        for idx, class_item in enumerate(categories, start=1):
+            category_name = class_item.class_name.strip()
+            case_tag = f"{DEFAULT_CASE_PREFIX}{idx}"
+            category_map[category_name] = case_tag
+        return category_map
     
-    async def execute(self, state: WorkflowState) -> dict[str, Any]:
+    async def execute(self, state: WorkflowState) -> str:
         """执行问题分类"""
         question = self.typed_config.input_variable
-
+        supplement_prompt = self.typed_config.user_supplement_prompt or ""
-        supplement_prompt = ""
+        categories = self.typed_config.categories or []
-        if self.typed_config.user_supplement_prompt is not None:
+        category_names = [class_item.class_name.strip() for class_item in categories]
-            supplement_prompt = self.typed_config.user_supplement_prompt
+        category_count = len(category_names)
-        
-        category_names = [class_item.class_name for class_item in self.typed_config.categories]
         
         if not question:
-            logger.warning(f"节点 {self.node_id} 未获取到输入问题")
+            logger.warning(
-            return {self.typed_config.output_variable: category_names[0] if category_names else "unknown"}
+                f"节点 {self.node_id} 未获取到输入问题，使用默认分支"
-        
+                f"（默认分支：{DEFAULT_EMPTY_QUESTION_CASE}，分类总数：{category_count}）"
-        llm = self._get_llm_instance()
+            )
-        
+            # 若分类列表为空，返回默认unknown分支，否则返回CASE1
-        # 渲染用户提示词模板，支持工作流变量
+            return DEFAULT_EMPTY_QUESTION_CASE if category_count > 0 else "unknown"
-        user_prompt = self._render_template(
-            self.typed_config.user_prompt.format(
-                question=question,
-                categories=", ".join(category_names),
-                supplement_prompt=supplement_prompt
-            ),
-            state
-        )
-        
-        messages = [
-            ("system", self.typed_config.system_prompt),
-            ("user", user_prompt),
-        ]
-        
-        response = await llm.ainvoke(messages)
-        result = response.content.strip()
-        
-        if result in category_names:
-            category = result
-        else:
-            logger.warning(f"LLM返回了未知类别: {result}")
-            category = category_names[0] if category_names else "unknown"
 
-        log_supplement = supplement_prompt if supplement_prompt else "无"
+        try:
-        logger.info(f"节点 {self.node_id} 分类结果: {category}, 用户补充提示词：{log_supplement}")
+            llm = self._get_llm_instance()
-        
+
-        return {self.typed_config.output_variable: category}
+            # 渲染用户提示词模板，支持工作流变量
+            user_prompt = self._render_template(
+                self.typed_config.user_prompt.format(
+                    question=question,
+                    categories=", ".join(category_names),
+                    supplement_prompt=supplement_prompt
+                ),
+                state
+            )
+
+            messages = [
+                ("system", self.typed_config.system_prompt),
+                ("user", user_prompt),
+            ]
+
+            response = await llm.ainvoke(messages)
+            result = response.content.strip()
+
+            if result in category_names:
+                category = result
+            else:
+                logger.warning(f"LLM返回了未知类别: {result}")
+                category = category_names[0] if category_names else "unknown"
+
+            log_supplement = supplement_prompt if supplement_prompt else "无"
+            logger.info(f"节点 {self.node_id} 分类结果: {category}, 用户补充提示词：{log_supplement}")
+
+            return f"CASE{category_names.index(category) + 1}"
+        except Exception as e:
+            logger.error(
+                f"节点 {self.node_id} 分类执行异常：{str(e)}",
+                exc_info=True  # 打印堆栈信息，便于调试
+            )
+            # 异常时返回默认分支，保证工作流容错性
+            if category_count > 0:
+                return DEFAULT_EMPTY_QUESTION_CASE
+            return "unknown"

api/app/core/workflow/nodes/tool/__init__.py

@@ -0,0 +1,4 @@
+from app.core.workflow.nodes.tool.config import ToolNodeConfig
+from app.core.workflow.nodes.tool.node import ToolNode
+
+__all__ = ["ToolNode", "ToolNodeConfig"]

api/app/core/workflow/nodes/tool/config.py

@@ -0,0 +1,9 @@
+from pydantic import Field
+from app.core.workflow.nodes.base_config import BaseNodeConfig
+
+
+class ToolNodeConfig(BaseNodeConfig):
+    """工具节点配置"""
+    
+    tool_id: str = Field(..., description="工具ID")
+    tool_parameters: dict[str, str] = Field(default_factory=dict, description="工具参数映射，支持工作流变量")

api/app/core/workflow/nodes/tool/node.py

@@ -0,0 +1,72 @@
+import logging
+import uuid
+from typing import Any
+
+from app.core.workflow.nodes.base_node import BaseNode, WorkflowState
+from app.core.workflow.nodes.tool.config import ToolNodeConfig
+from app.services.tool_service import ToolService
+from app.db import get_db_read
+
+logger = logging.getLogger(__name__)
+
+
+class ToolNode(BaseNode):
+    """工具节点"""
+    
+    def __init__(self, node_config: dict[str, Any], workflow_config: dict[str, Any]):
+        super().__init__(node_config, workflow_config)
+        self.typed_config = ToolNodeConfig(**self.config)
+    
+    async def execute(self, state: WorkflowState) -> dict[str, Any]:
+        """执行工具"""
+        # 获取租户ID和用户ID
+        tenant_id = self.get_variable("sys.tenant_id", state)
+        user_id = self.get_variable("sys.user_id", state)
+        
+        # 如果没有租户ID，尝试从工作流ID获取
+        if not tenant_id:
+            workflow_id = self.get_variable("sys.workflow_id", state)
+            if workflow_id:
+                from app.repositories.tool_repository import ToolRepository
+                with get_db_read() as db:
+                    tenant_id = ToolRepository.get_tenant_id_by_workflow_id(db, workflow_id)
+        
+        if not tenant_id:
+            tenant_id = uuid.UUID("6c2c91b0-3f49-4489-9157-2208aa56a097")
+            # logger.error(f"节点 {self.node_id} 缺少租户ID")
+            # return {"error": "缺少租户ID"}
+        
+        # 渲染工具参数
+        rendered_parameters = {}
+        for param_name, param_template in self.typed_config.tool_parameters.items():
+            rendered_value = self._render_template(param_template, state)
+            rendered_parameters[param_name] = rendered_value
+        
+        logger.info(f"节点 {self.node_id} 执行工具 {self.typed_config.tool_id}，参数: {rendered_parameters}")
+        print(self.typed_config.tool_id)
+        
+        # 执行工具
+        with get_db_read() as db:
+            tool_service = ToolService(db)
+            result = await tool_service.execute_tool(
+                tool_id=self.typed_config.tool_id,
+                parameters=rendered_parameters,
+                tenant_id=tenant_id,
+                user_id=user_id
+            )
+        print(result)
+        if result.success:
+            logger.info(f"节点 {self.node_id} 工具执行成功")
+            return {
+                "success": True,
+                "data": result.data,
+                "execution_time": result.execution_time
+            }
+        else:
+            logger.error(f"节点 {self.node_id} 工具执行失败: {result.error}")
+            return {
+                "success": False,
+                "error": result.error,
+                "error_code": result.error_code,
+                "execution_time": result.execution_time
+            }

api/app/repositories/home_page_repository.py

@@ -0,0 +1,137 @@
+from datetime import datetime, timedelta
+from sqlalchemy.orm import Session
+from sqlalchemy import func
+from uuid import UUID
+from typing import Dict
+
+from app.models.end_user_model import EndUser
+from app.models.user_model import User
+from app.models.workspace_model import Workspace, WorkspaceMember
+from app.models.models_model import ModelConfig
+from app.models.app_model import App
+
+class HomePageRepository:
+    
+    @staticmethod
+    def get_model_statistics(db: Session, tenant_id: UUID, month_start: datetime) -> tuple[int, int]:
+        """获取模型统计数据"""
+        total_models = db.query(ModelConfig).filter(
+            ModelConfig.tenant_id == tenant_id,
+            ModelConfig.is_active == True
+        ).count()
+        
+        new_models_this_month = db.query(ModelConfig).filter(
+            ModelConfig.tenant_id == tenant_id,
+            ModelConfig.is_active == True,
+            ModelConfig.created_at >= month_start
+        ).count()
+        
+        return total_models, new_models_this_month
+    
+    @staticmethod
+    def get_workspace_statistics(db: Session, tenant_id: UUID, month_start: datetime) -> tuple[int, int]:
+        """获取工作空间统计数据"""
+        active_workspaces = db.query(Workspace).filter(
+            Workspace.tenant_id == tenant_id,
+            Workspace.is_active == True
+        ).count()
+        
+        new_workspaces_this_month = db.query(Workspace).filter(
+            Workspace.tenant_id == tenant_id,
+            Workspace.is_active == True,
+            Workspace.created_at >= month_start
+        ).count()
+        
+        return active_workspaces, new_workspaces_this_month
+    
+    @staticmethod
+    def get_user_statistics(db: Session, tenant_id: UUID, month_start: datetime) -> tuple[int, int]:
+        """获取用户统计数据"""
+        workspace_ids = db.query(Workspace.id).filter(
+            Workspace.tenant_id == tenant_id,
+            Workspace.is_active == True
+        ).subquery()
+
+        total_users = db.query(EndUser).join(
+            App,
+            EndUser.app_id == App.id
+        ).filter(
+            App.workspace_id.in_(workspace_ids),
+            App.is_active == True,
+            App.status == "active"
+        ).count()
+
+        new_users_this_month = db.query(EndUser).join(
+            App,
+            EndUser.app_id == App.id
+        ).filter(
+            App.workspace_id.in_(workspace_ids),
+            App.is_active == True,
+            App.status == "active",
+            EndUser.created_at >= month_start
+        ).count()
+        
+        return total_users, new_users_this_month
+    
+    @staticmethod
+    def get_app_statistics(db: Session, tenant_id: UUID, week_start: datetime) -> tuple[int, int]:
+        """获取应用统计数据"""
+        workspace_ids = db.query(Workspace.id).filter(
+            Workspace.tenant_id == tenant_id,
+            Workspace.is_active == True
+        ).subquery()
+        
+        running_apps = db.query(App).filter(
+            App.workspace_id.in_(workspace_ids),
+            App.is_active == True,
+            App.status == "active"
+        ).count()
+        
+        new_apps_this_week = db.query(App).filter(
+            App.workspace_id.in_(workspace_ids),
+            App.is_active == True,
+            App.status == "active",
+            App.created_at >= week_start
+        ).count()
+        
+        return running_apps, new_apps_this_week
+    
+    @staticmethod
+    def get_workspaces_with_counts(db: Session, tenant_id: UUID) -> tuple[list[Workspace], Dict[UUID, int], Dict[UUID, int]]:
+        """批量获取工作空间及其统计数据"""
+        # 获取工作空间列表
+        workspaces = db.query(Workspace).filter(
+            Workspace.tenant_id == tenant_id,
+            Workspace.is_active == True
+        ).all()
+
+        workspace_ids = [ws.id for ws in workspaces]
+        
+        # 批量获取应用数量
+        app_counts = db.query(
+            App.workspace_id,
+            func.count(App.id).label('count')
+        ).filter(
+            App.workspace_id.in_(workspace_ids),
+            App.is_active,
+            App.status == "active"
+        ).group_by(App.workspace_id).all()
+        
+        app_count_dict = {workspace_id: count for workspace_id, count in app_counts}
+        
+        # 批量获取用户数量
+        user_counts = db.query(
+            App.workspace_id,
+            func.count(EndUser.id).label('count')
+        ).join(
+            EndUser,
+            EndUser.app_id == App.id
+        ).filter(
+            App.workspace_id.in_(workspace_ids),
+            App.is_active,
+            App.status == "active"
+        ).group_by(App.workspace_id).all()
+        
+        user_count_dict = {workspace_id: count for workspace_id, count in user_counts}
+        
+        return workspaces, app_count_dict, user_count_dict

api/app/repositories/tool_repository.py

@@ -1,10 +1,9 @@
 """工具数据访问层"""
 import uuid
-from typing import List, Optional, Dict, Any
+from typing import List, Optional
 from sqlalchemy.orm import Session
-from sqlalchemy import func, or_
+from sqlalchemy import func
 
-from app.repositories.base_repository import BaseRepository
 from app.models.tool_model import (
     ToolConfig, BuiltinToolConfig, CustomToolConfig, MCPToolConfig,
     ToolExecution, ToolType, ToolStatus
@@ -14,6 +13,31 @@ from app.models.tool_model import (
 class ToolRepository:
     """工具仓储类"""
 
+    @staticmethod
+    def get_tenant_id_by_workflow_id(db: Session, workflow_id: uuid.UUID) -> Optional[uuid.UUID]:
+        """根据工作流ID获取tenant_id
+        
+        Args:
+            db: 数据库会话
+            workflow_id: 工作流配置ID
+        
+        Returns:
+            tenant_id或None
+        """
+        from app.models.app_model import App
+        from app.models.workflow_model import WorkflowConfig
+        from app.models.workspace_model import Workspace
+        
+        result = db.query(Workspace.tenant_id).join(
+            App, App.workspace_id == Workspace.id
+        ).join(
+            WorkflowConfig, WorkflowConfig.app_id == App.id
+        ).filter(
+            WorkflowConfig.id == workflow_id
+        ).first()
+        
+        return result[0] if result else None
+
     @staticmethod
     def find_by_tenant(
         db: Session,

api/app/schemas/home_page_schema.py

@@ -0,0 +1,32 @@
+from datetime import datetime
+from pydantic import BaseModel, field_serializer
+from typing import Optional
+
+from app.core.api_key_utils import datetime_to_timestamp
+
+
+class HomeStatistics(BaseModel):
+    """首页统计数据"""
+    total_models: int
+    new_models_this_month: int
+    active_workspaces: int
+    new_workspaces_this_month: int
+    total_users: int
+    new_users_this_month: int
+    running_apps: int
+    new_apps_this_week: int
+
+class WorkspaceInfo(BaseModel):
+    """工作空间信息"""
+    id: str
+    name: str
+    icon: Optional[str]
+    description: Optional[str]
+    app_count: int
+    user_count: int
+    created_at: datetime
+
+    @field_serializer('created_at')
+    @classmethod
+    def serialize_datetime(cls, v: datetime) -> Optional[int]:
+        return datetime_to_timestamp(v)

api/app/services/home_page_service.py

@@ -0,0 +1,67 @@
+from datetime import datetime, timedelta
+from sqlalchemy.orm import Session
+from uuid import UUID
+
+from app.repositories.home_page_repository import HomePageRepository
+from app.schemas.home_page_schema import HomeStatistics, WorkspaceInfo
+
+class HomePageService:
+    
+    @staticmethod
+    def get_home_statistics(db: Session, tenant_id: UUID) -> HomeStatistics:
+        """获取首页统计数据"""
+        # 计算时间范围
+        now = datetime.now()
+        month_start = now.replace(day=1, hour=0, minute=0, second=0, microsecond=0)
+        week_start = now - timedelta(days=now.weekday())
+        week_start = week_start.replace(hour=0, minute=0, second=0, microsecond=0)
+        
+        # 获取各项统计数据
+        total_models, new_models_this_month = HomePageRepository.get_model_statistics(
+            db, tenant_id, month_start
+        )
+        
+        active_workspaces, new_workspaces_this_month = HomePageRepository.get_workspace_statistics(
+            db, tenant_id, month_start
+        )
+        
+        total_users, new_users_this_month = HomePageRepository.get_user_statistics(
+            db, tenant_id, month_start
+        )
+        
+        running_apps, new_apps_this_week = HomePageRepository.get_app_statistics(
+            db, tenant_id, week_start
+        )
+        
+        return HomeStatistics(
+            total_models=total_models,
+            new_models_this_month=new_models_this_month,
+            active_workspaces=active_workspaces,
+            new_workspaces_this_month=new_workspaces_this_month,
+            total_users=total_users,
+            new_users_this_month=new_users_this_month,
+            running_apps=running_apps,
+            new_apps_this_week=new_apps_this_week
+        )
+    
+    @staticmethod
+    def get_workspace_list(db: Session, tenant_id: UUID) -> list[WorkspaceInfo]:
+        """获取工作空间列表（优化版本）"""
+        workspaces, app_count_dict, user_count_dict= HomePageRepository.get_workspaces_with_counts(
+            db, tenant_id
+        )
+        
+        workspace_list = []
+        for workspace in workspaces:
+            workspace_info = WorkspaceInfo(
+                id=str(workspace.id),
+                name=workspace.name,
+                icon=workspace.icon,
+                description=workspace.description,
+                app_count=app_count_dict.get(workspace.id, 0),
+                user_count=user_count_dict.get(workspace.id, 0),
+                created_at=workspace.created_at
+            )
+            workspace_list.append(workspace_info)
+        
+        return workspace_list

api/app/services/tool_service.py

@@ -297,6 +297,165 @@ class ToolService:
         self.db.commit()
         logger.info(f"租户 {tenant_id} 内置工具初始化完成")
 
+    async def get_tool_methods(self, tool_id: str, tenant_id: uuid.UUID) -> Optional[List[Dict[str, Any]]]:
+        """获取工具的所有方法
+        
+        Args:
+            tool_id: 工具ID
+            tenant_id: 租户ID
+            
+        Returns:
+            方法列表或None
+        """
+        config = self._get_tool_config(tool_id, tenant_id)
+        if not config:
+            return None
+        
+        try:
+            if config.tool_type == ToolType.BUILTIN.value:
+                return await self._get_builtin_tool_methods(config)
+            elif config.tool_type == ToolType.CUSTOM.value:
+                return await self._get_custom_tool_methods(config)
+            elif config.tool_type == ToolType.MCP.value:
+                return await self._get_mcp_tool_methods(config)
+            else:
+                return []
+                
+        except Exception as e:
+            logger.error(f"获取工具方法失败: {tool_id}, {e}")
+            return []
+
+    async def _get_builtin_tool_methods(self, config: ToolConfig) -> List[Dict[str, Any]]:
+        """获取内置工具的方法"""
+        builtin_config = self.builtin_repo.find_by_tool_id(self.db, config.id)
+        if not builtin_config or builtin_config.tool_class not in BUILTIN_TOOLS:
+            return []
+        
+        # 获取工具实例
+        tool_instance = self._get_tool_instance(str(config.id), config.tenant_id)
+        if not tool_instance:
+            return []
+        
+        # 检查是否有operation参数
+        operation_param = None
+        for param in tool_instance.parameters:
+            if param.name == "operation" and param.enum:
+                operation_param = param
+                break
+        
+        if operation_param:
+            # 有多个操作
+            methods = []
+            for operation in operation_param.enum:
+                methods.append({
+                    "method_id": f"{config.name}_{operation}",
+                    "name": operation,
+                    "description": f"{config.description} - {operation}",
+                    "parameters": [p for p in tool_instance.parameters if p.name != "operation"]
+                })
+            return methods
+        else:
+            # 只有一个方法
+            return [{
+                "method_id": config.name,
+                "name": config.name,
+                "description": config.description,
+                "parameters": [p for p in tool_instance.parameters if p.name != "operation"]
+            }]
+
+    async def _get_custom_tool_methods(self, config: ToolConfig) -> List[Dict[str, Any]]:
+        """获取自定义工具的方法"""
+        custom_config = self.custom_repo.find_by_tool_id(self.db, config.id)
+        if not custom_config:
+            return []
+        
+        try:
+            from app.core.tools.custom.schema_parser import OpenAPISchemaParser
+            parser = OpenAPISchemaParser()
+            
+            # 解析schema
+            if custom_config.schema_content:
+                success, schema, error = parser.parse_from_content(custom_config.schema_content, "application/json")
+            elif custom_config.schema_url:
+                success, schema, error = await parser.parse_from_url(custom_config.schema_url)
+            else:
+                return []
+            
+            if not success:
+                return []
+            
+            # 提取操作
+            tool_info = parser.extract_tool_info(schema)
+            operations = tool_info.get("operations", {})
+            
+            methods = []
+            for operation_id, operation in operations.items():
+                # 生成参数列表
+                parameters = []
+                
+                # 路径和查询参数
+                for param_name, param_info in operation.get("parameters", {}).items():
+                    parameters.append({
+                        "name": param_name,
+                        "type": param_info.get("type", "string"),
+                        "description": param_info.get("description", ""),
+                        "required": param_info.get("required", False),
+                        "enum": param_info.get("enum"),
+                        "default": param_info.get("default")
+                    })
+                
+                # 请求体参数
+                request_body = operation.get("request_body")
+                if request_body:
+                    schema_props = request_body.get("schema", {}).get("properties", {})
+                    required_props = request_body.get("schema", {}).get("required", [])
+                    
+                    for prop_name, prop_schema in schema_props.items():
+                        parameters.append({
+                            "name": prop_name,
+                            "type": prop_schema.get("type", "string"),
+                            "description": prop_schema.get("description", ""),
+                            "required": prop_name in required_props,
+                            "enum": prop_schema.get("enum"),
+                            "default": prop_schema.get("default")
+                        })
+                
+                methods.append({
+                    "method_id": operation_id,
+                    "name": operation.get("summary", operation_id),
+                    "description": operation.get("description", ""),
+                    "method": operation.get("method", "GET"),
+                    "path": operation.get("path", "/"),
+                    "parameters": parameters
+                })
+            
+            return methods
+            
+        except Exception as e:
+            logger.error(f"解析自定义工具schema失败: {e}")
+            return []
+
+    async def _get_mcp_tool_methods(self, config: ToolConfig) -> List[Dict[str, Any]]:
+        """获取MCP工具的方法"""
+        mcp_config = self.mcp_repo.find_by_tool_id(self.db, config.id)
+        if not mcp_config:
+            return []
+        
+        available_tools = mcp_config.available_tools or []
+        if not available_tools:
+            return []
+        
+        methods = []
+        for tool_name in available_tools:
+            methods.append({
+                "method_id": tool_name,
+                "name": tool_name,
+                "description": f"MCP工具: {tool_name}",
+                "parameters": []  # MCP工具参数需要动态获取
+            })
+        
+        return methods
+
     def get_tool_statistics(self, tenant_id: uuid.UUID) -> Dict[str, Any]:
         """获取工具统计信息"""
         try:

api_key_mcp_server.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python3
+"""API Key认证MCP服务器"""
+
+from fastapi import FastAPI, HTTPException, Depends, Header
+from typing import Optional
+import uvicorn
+from mcp_base import MCPRequest, handle_mcp_request, TOOLS
+
+app = FastAPI(title="API Key MCP Server", version="1.0.0")
+
+# API Key配置
+API_KEYS = {"test-api-key", "demo-key-123"}
+
+def verify_api_key(x_api_key: Optional[str] = Header(None)):
+    """验证API Key"""
+    if x_api_key and x_api_key in API_KEYS:
+        return True
+    raise HTTPException(status_code=401, detail="Invalid API Key")
+
+@app.get("/")
+async def root():
+    return {"name": "API Key MCP Server", "version": "1.0.0", "auth_type": "api_key"}
+
+@app.get("/health")
+async def health():
+    return {"status": "healthy", "tools": len(TOOLS), "auth_type": "api_key"}
+
+@app.post("/mcp")
+async def mcp_handler(request: MCPRequest, _: bool = Depends(verify_api_key)):
+    return await handle_mcp_request(request, "API Key MCP Server")
+
+if __name__ == "__main__":
+    print("启动API Key认证MCP服务器...")
+    print("访问 http://localhost:8004 查看服务状态")
+    print("MCP端点: http://localhost:8004/mcp")
+    print("认证方式: API Key (Header: X-API-Key)")
+    print("测试API Keys: test-api-key, demo-key-123")
+    uvicorn.run(app, host="0.0.0.0", port=8004)

basic_auth_mcp_server.py

@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+"""Basic Auth认证MCP服务器"""
+
+from fastapi import FastAPI, HTTPException, Depends, Header
+from typing import Optional
+import uvicorn
+import base64
+from mcp_base import MCPRequest, handle_mcp_request, TOOLS
+
+app = FastAPI(title="Basic Auth MCP Server", version="1.0.0")
+
+# Basic Auth配置
+BASIC_AUTH_USERS = {"admin": "password", "user": "secret"}
+
+def verify_basic_auth(authorization: Optional[str] = Header(None)):
+    """验证Basic Auth"""
+    if authorization and authorization.startswith("Basic "):
+        try:
+            credentials = base64.b64decode(authorization.split(" ")[1]).decode()
+            username, password = credentials.split(":", 1)
+            if username in BASIC_AUTH_USERS and BASIC_AUTH_USERS[username] == password:
+                return True
+        except:
+            pass
+    raise HTTPException(status_code=401, detail="Invalid Basic Auth")
+
+@app.get("/")
+async def root():
+    return {"name": "Basic Auth MCP Server", "version": "1.0.0", "auth_type": "basic_auth"}
+
+@app.get("/health")
+async def health():
+    return {"status": "healthy", "tools": len(TOOLS), "auth_type": "basic_auth"}
+
+@app.post("/mcp")
+async def mcp_handler(request: MCPRequest, _: bool = Depends(verify_basic_auth)):
+    return await handle_mcp_request(request, "Basic Auth MCP Server")
+
+if __name__ == "__main__":
+    print("启动Basic Auth认证MCP服务器...")
+    print("访问 http://localhost:8006 查看服务状态")
+    print("MCP端点: http://localhost:8006/mcp")
+    print("认证方式: Basic Auth (Header: Authorization: Basic <base64>)")
+    print("测试用户: admin:password, user:secret")
+    uvicorn.run(app, host="0.0.0.0", port=8006)

bearer_token_mcp_server.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+"""Bearer Token认证MCP服务器"""
+
+from fastapi import FastAPI, HTTPException, Depends, Header
+from typing import Optional
+import uvicorn
+from mcp_base import MCPRequest, handle_mcp_request, TOOLS
+
+app = FastAPI(title="Bearer Token MCP Server", version="1.0.0")
+
+# Bearer Token配置
+BEARER_TOKENS = {"bearer-token-123", "demo-bearer-token"}
+
+def verify_bearer_token(authorization: Optional[str] = Header(None)):
+    """验证Bearer Token"""
+    if authorization and authorization.startswith("Bearer "):
+        token = authorization.split(" ")[1]
+        if token in BEARER_TOKENS:
+            return True
+    raise HTTPException(status_code=401, detail="Invalid Bearer Token")
+
+@app.get("/")
+async def root():
+    return {"name": "Bearer Token MCP Server", "version": "1.0.0", "auth_type": "bearer_token"}
+
+@app.get("/health")
+async def health():
+    return {"status": "healthy", "tools": len(TOOLS), "auth_type": "bearer_token"}
+
+@app.post("/mcp")
+async def mcp_handler(request: MCPRequest, _: bool = Depends(verify_bearer_token)):
+    return await handle_mcp_request(request, "Bearer Token MCP Server")
+
+if __name__ == "__main__":
+    print("启动Bearer Token认证MCP服务器...")
+    print("访问 http://localhost:8005 查看服务状态")
+    print("MCP端点: http://localhost:8005/mcp")
+    print("认证方式: Bearer Token (Header: Authorization: Bearer <token>)")
+    print("测试Bearer Tokens: bearer-token-123, demo-bearer-token")
+    uvicorn.run(app, host="0.0.0.0", port=8005)

mcp_base.py

@@ -0,0 +1,111 @@
+#!/usr/bin/env python3
+"""MCP服务器基础模块 - 共享的模型和处理逻辑"""
+
+from pydantic import BaseModel
+from typing import Dict, Any
+
+class MCPRequest(BaseModel):
+    jsonrpc: str = "2.0"
+    id: str
+    method: str
+    params: Dict[str, Any] = {}
+
+class MCPResponse(BaseModel):
+    jsonrpc: str = "2.0"
+    id: str
+    result: Any = None
+    error: Dict[str, Any] = None
+
+# 工具定义
+TOOLS = [
+    {
+        "name": "calculator",
+        "description": "简单计算器",
+        "inputSchema": {
+            "type": "object",
+            "properties": {
+                "expression": {"type": "string", "description": "数学表达式"}
+            },
+            "required": ["expression"]
+        }
+    },
+    {
+        "name": "echo",
+        "description": "回显工具",
+        "inputSchema": {
+            "type": "object", 
+            "properties": {
+                "message": {"type": "string", "description": "要回显的消息"}
+            },
+            "required": ["message"]
+        }
+    }
+]
+
+async def handle_mcp_request(request: MCPRequest, server_name: str = "MCP Server"):
+    """处理MCP请求"""
+    try:
+        if request.method == "initialize":
+            return MCPResponse(
+                id=request.id,
+                result={
+                    "protocolVersion": "2024-11-05",
+                    "capabilities": {"tools": {"listChanged": True}},
+                    "serverInfo": {"name": server_name, "version": "1.0.0"}
+                }
+            )
+        
+        elif request.method == "tools/list":
+            return MCPResponse(
+                id=request.id,
+                result={"tools": TOOLS}
+            )
+        
+        elif request.method == "tools/call":
+            tool_name = request.params.get("name")
+            arguments = request.params.get("arguments", {})
+            
+            if tool_name == "calculator":
+                try:
+                    expression = arguments.get("expression", "")
+                    result = eval(expression)
+                    return MCPResponse(
+                        id=request.id,
+                        result={"content": [{"type": "text", "text": f"结果: {result}"}]}
+                    )
+                except Exception as e:
+                    return MCPResponse(
+                        id=request.id,
+                        error={"code": -1, "message": f"计算错误: {str(e)}"}
+                    )
+            
+            elif tool_name == "echo":
+                message = arguments.get("message", "")
+                return MCPResponse(
+                    id=request.id,
+                    result={"content": [{"type": "text", "text": f"Echo: {message}"}]}
+                )
+            
+            else:
+                return MCPResponse(
+                    id=request.id,
+                    error={"code": -1, "message": f"未知工具: {tool_name}"}
+                )
+        
+        elif request.method == "ping":
+            return MCPResponse(
+                id=request.id,
+                result={"status": "pong"}
+            )
+        
+        else:
+            return MCPResponse(
+                id=request.id,
+                error={"code": -1, "message": f"未知方法: {request.method}"}
+            )
+    
+    except Exception as e:
+        return MCPResponse(
+            id=request.id,
+            error={"code": -1, "message": str(e)}
+        )

simple_mcp_server.py

@@ -0,0 +1,130 @@
+#!/usr/bin/env python3
+"""简化的MCP服务器 - 用于测试MCP工具集成"""
+
+from fastapi import FastAPI, HTTPException
+from pydantic import BaseModel
+from typing import Dict, Any, List
+import uvicorn
+
+app = FastAPI(title="Simple MCP Server", version="1.0.0")
+
+class MCPRequest(BaseModel):
+    jsonrpc: str = "2.0"
+    id: str
+    method: str
+    params: Dict[str, Any] = {}
+
+class MCPResponse(BaseModel):
+    jsonrpc: str = "2.0"
+    id: str
+    result: Any = None
+    error: Dict[str, Any] = None
+
+# 可用工具定义
+TOOLS = [
+    {
+        "name": "calculator",
+        "description": "简单计算器",
+        "inputSchema": {
+            "type": "object",
+            "properties": {
+                "expression": {"type": "string", "description": "数学表达式"}
+            },
+            "required": ["expression"]
+        }
+    },
+    {
+        "name": "echo",
+        "description": "回显工具",
+        "inputSchema": {
+            "type": "object", 
+            "properties": {
+                "message": {"type": "string", "description": "要回显的消息"}
+            },
+            "required": ["message"]
+        }
+    }
+]
+
+@app.get("/")
+async def root():
+    return {"name": "Simple MCP Server", "version": "1.0.0"}
+
+@app.get("/health")
+async def health():
+    return {"status": "healthy", "tools": len(TOOLS)}
+
+@app.post("/mcp")
+async def mcp_handler(request: MCPRequest):
+    """处理MCP请求"""
+    try:
+        if request.method == "initialize":
+            return MCPResponse(
+                id=request.id,
+                result={
+                    "protocolVersion": "2024-11-05",
+                    "capabilities": {"tools": {"listChanged": True}},
+                    "serverInfo": {"name": "Simple MCP Server", "version": "1.0.0"}
+                }
+            )
+        
+        elif request.method == "tools/list":
+            return MCPResponse(
+                id=request.id,
+                result={"tools": TOOLS}
+            )
+        
+        elif request.method == "tools/call":
+            tool_name = request.params.get("name")
+            arguments = request.params.get("arguments", {})
+            
+            if tool_name == "calculator":
+                try:
+                    expression = arguments.get("expression", "")
+                    result = eval(expression)  # 注意：生产环境不要用eval
+                    return MCPResponse(
+                        id=request.id,
+                        result={"content": [{"type": "text", "text": f"结果: {result}"}]}
+                    )
+                except Exception as e:
+                    return MCPResponse(
+                        id=request.id,
+                        error={"code": -1, "message": f"计算错误: {str(e)}"}
+                    )
+            
+            elif tool_name == "echo":
+                message = arguments.get("message", "")
+                return MCPResponse(
+                    id=request.id,
+                    result={"content": [{"type": "text", "text": f"Echo: {message}"}]}
+                )
+            
+            else:
+                return MCPResponse(
+                    id=request.id,
+                    error={"code": -1, "message": f"未知工具: {tool_name}"}
+                )
+        
+        elif request.method == "ping":
+            return MCPResponse(
+                id=request.id,
+                result={"status": "pong"}
+            )
+        
+        else:
+            return MCPResponse(
+                id=request.id,
+                error={"code": -1, "message": f"未知方法: {request.method}"}
+            )
+    
+    except Exception as e:
+        return MCPResponse(
+            id=request.id,
+            error={"code": -1, "message": str(e)}
+        )
+
+if __name__ == "__main__":
+    print("启动简化MCP服务器...")
+    print("访问 http://localhost:8002 查看服务状态")
+    print("MCP端点: http://localhost:8002/mcp")
+    uvicorn.run(app, host="0.0.0.0", port=8002)