diff --git a/src/backend/app/adapters/__init__.py b/src/backend/app/adapters/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/backend/app/adapters/base_adapter.py b/src/backend/app/adapters/base_adapter.py
new file mode 100644
index 0000000..be895df
--- /dev/null
+++ b/src/backend/app/adapters/base_adapter.py
@@ -0,0 +1 @@
+#抽象基类
diff --git a/src/backend/app/adapters/cisco_adapter.py b/src/backend/app/adapters/cisco_adapter.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/backend/app/adapters/huawei_adapter.py b/src/backend/app/adapters/huawei_adapter.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/backend/app/api/init.py b/src/backend/app/api/__init__.py
similarity index 55%
rename from src/backend/app/api/init.py
rename to src/backend/app/api/__init__.py
index c503f0f..6d50dc5 100644
--- a/src/backend/app/api/init.py
+++ b/src/backend/app/api/__init__.py
@@ -1,6 +1,6 @@
 from fastapi import APIRouter
-from .command_parser import router as command_router
-from .network_config import router as config_router
+from src.backend.app.api.command_parser import router as command_router
+from src.backend.app.api.network_config import router as config_router
 
 router = APIRouter()
 router.include_router(command_router, prefix="/parse_command", tags=["Command Parsing"])
diff --git a/src/backend/app/api/command_parser.py b/src/backend/app/api/command_parser.py
index 9ae966c..3a8045d 100644
--- a/src/backend/app/api/command_parser.py
+++ b/src/backend/app/api/command_parser.py
@@ -1,8 +1,8 @@
 from fastapi import APIRouter, HTTPException
 from pydantic import BaseModel
 from typing import Optional
-from ...config import settings
-from ..services.ai_service import call_ai_api
+from src.backend.config import settings
+from src.backend.app.services.ai_service import call_ai_api
 import logging
 
 router = APIRouter()
diff --git a/src/backend/app/main.py b/src/backend/app/main.py
index 39746c3..3696104 100644
--- a/src/backend/app/main.py
+++ b/src/backend/app/main.py
@@ -1,7 +1,7 @@
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
-from .api import router as api_router
-from .config import settings
+from src.backend.app.api.command_parser import router as api_router
+from src.backend.config import settings
 
 app = FastAPI(title=settings.app_name)
 
diff --git a/src/backend/app/models/topology_models.py b/src/backend/app/models/topology_models.py
new file mode 100644
index 0000000..88056e3
--- /dev/null
+++ b/src/backend/app/models/topology_models.py
@@ -0,0 +1 @@
+#拓补数据结构
diff --git a/src/backend/app/monitoring/config_audit.py b/src/backend/app/monitoring/config_audit.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/backend/app/monitoring/prometheus_metrics.py b/src/backend/app/monitoring/prometheus_metrics.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/backend/app/services/ai_services.py b/src/backend/app/services/ai_services.py
index a936060..bc02f6c 100644
--- a/src/backend/app/services/ai_services.py
+++ b/src/backend/app/services/ai_services.py
@@ -1,7 +1,7 @@
 import aiohttp
 import logging
 from typing import Dict, Any
-from ...config import settings
+from src.backend.config import settings
 
 logger = logging.getLogger(__name__)
 
@@ -56,4 +56,4 @@ async def call_ai_api(command: str, device_type: str, vendor: str, api_key: str)
         return {
             "success": False,
             "message": f"Error calling AI API: {str(e)}"
-        }
\ No newline at end of file
+        }
diff --git a/src/backend/app/services/async_connector.py b/src/backend/app/services/async_connector.py
new file mode 100644
index 0000000..2bf3b7e
--- /dev/null
+++ b/src/backend/app/services/async_connector.py
@@ -0,0 +1 @@
+#异步SSH连接器
\ No newline at end of file
diff --git a/src/backend/app/services/task_service.py b/src/backend/app/services/task_service.py
new file mode 100644
index 0000000..501c2cc
--- /dev/null
+++ b/src/backend/app/services/task_service.py
@@ -0,0 +1 @@
+#Celery任务定义
\ No newline at end of file
diff --git a/src/backend/app/services/topology_service.py b/src/backend/app/services/topology_service.py
new file mode 100644
index 0000000..5e07fb9
--- /dev/null
+++ b/src/backend/app/services/topology_service.py
@@ -0,0 +1 @@
+#拓补处理逻辑
\ No newline at end of file
diff --git a/src/backend/app/utils/connection_pool.py b/src/backend/app/utils/connection_pool.py
new file mode 100644
index 0000000..342fa2a
--- /dev/null
+++ b/src/backend/app/utils/connection_pool.py
@@ -0,0 +1 @@
+#连接池