部分重构

backend/start-dev.bat

@@ -0,0 +1,16 @@
+@echo off
+echo Starting OPS backend server (refactored version)...
+
+REM 检查前端dist目录是否存在
+if not exist "./dist" (
+    echo WARNING: Frontend build not found at ./dist
+    echo Please build frontend first or copy build files to ./dist
+    echo.
+)
+
+REM 运行新的重构版本
+echo Running new refactored backend...
+echo.
+go run ./cmd/ops-server/main.go
+
+pause