Fix/interface home (#182)

* [fix]Fix the interface for statistics of recent activities and applications

* [changes]Modify the code based on the AI review
1.Use the boolean auxiliary methods provided by SQLAlchemy instead of using == True in the is_active filter.
2.The calculation of the "PROJECT_ROOT" has now been hardcoded with five levels of nested os.path.dirname calls.

* [fix]Fix the interface for statistics of recent activities and applications

* [changes]Modify the code based on the AI review
1.Use the boolean auxiliary methods provided by SQLAlchemy instead of using == True in the is_active filter.
2.The calculation of the "PROJECT_ROOT" has now been hardcoded with five levels of nested os.path.dirname calls.

api/app/services/agent_registry.py

@@ -55,8 +55,8 @@ class AgentRegistry:
         """
         # 构建查询
         stmt = select(AgentConfig).join(App).where(
-            AgentConfig.is_active == True,
-            App.is_active == True
+            AgentConfig.is_active.is_(True),
+            App.is_active.is_(True)
         )
         
         # 工作空间过滤（同工作空间或公开）