第 0 阶段：项目初始化

backend/internal/router/router.go

@@ -0,0 +1,30 @@
+package router
+
+import (
+	"hfb_sys/backend/internal/config"
+	"hfb_sys/backend/internal/handler"
+	"hfb_sys/backend/internal/middleware"
+
+	"github.com/gin-gonic/gin"
+	"go.uber.org/zap"
+)
+
+func New(cfg config.Config, logger *zap.Logger) *gin.Engine {
+	if cfg.AppEnv == "production" {
+		gin.SetMode(gin.ReleaseMode)
+	}
+
+	engine := gin.New()
+	engine.Use(gin.Recovery())
+	engine.Use(middleware.RequestLogger(logger))
+
+	health := handler.NewHealthHandler()
+	engine.GET("/health", health.Check)
+
+	api := engine.Group("/api")
+	{
+		api.GET("/health", health.Check)
+	}
+
+	return engine
+}