feat(memory): add protected memory config deletion with end-user safeguards

- Add force parameter to delete_config endpoint for controlled deletion of in-use configs
- Implement MemoryConfigService.delete_config with protection against deleting default configs
- Add validation to prevent deletion of configs with connected end-users unless force=True
- Reorganize controller imports to remove duplicates and improve maintainability
- Clean up unused database connection management code from memory_storage_controller
- Add detailed docstring to delete_config endpoint explaining protection mechanisms
- Update error handling with specific BizCode.RESOURCE_IN_USE for configs in active use
- Add comprehensive logging for deletion attempts, warnings, and affected users
- Refactor ConfigParamsDelete schema usage to use MemoryConfigService directly
- Improve API response structure with affected_users count and force_required flag

api/app/controllers/__init__.py

@@ -24,9 +24,11 @@ from . import (
     memory_episodic_controller,
     memory_explicit_controller,
     memory_forget_controller,
+    memory_perceptual_controller,
     memory_reflection_controller,
     memory_short_term_controller,
     memory_storage_controller,
+    memory_working_controller,
     model_controller,
     multi_agent_controller,
     prompt_optimizer_controller,
@@ -41,10 +43,6 @@ from . import (
     user_memory_controllers,
     workflow_controller,
     workspace_controller,
-    memory_forget_controller,
-    home_page_controller,
-    memory_perceptual_controller,
-    memory_working_controller,
 )
 
 # 创建管理端 API 路由器