feat: 添加文件传输服务器配置和路由设置，支持外部前端目录|添加文件传输速度计算

cmd/router.go

@@ -0,0 +1,60 @@
+package main
+
+import (
+	"net/http"
+
+	"chuan/internal/handlers"
+	"chuan/internal/web"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
+	"github.com/go-chi/cors"
+)
+
+// setupRouter 设置路由和中间件
+func setupRouter() http.Handler {
+	// 初始化处理器
+	h := handlers.NewHandler()
+
+	router := chi.NewRouter()
+
+	// 设置中间件
+	setupMiddleware(router)
+
+	// 设置API路由
+	setupAPIRoutes(router, h)
+
+	// 设置前端路由
+	router.Handle("/*", web.CreateFrontendHandler())
+
+	return router
+}
+
+// setupMiddleware 设置中间件
+func setupMiddleware(r *chi.Mux) {
+	r.Use(middleware.Logger)
+	r.Use(middleware.Recoverer)
+	r.Use(middleware.Compress(5))
+
+	// CORS 配置
+	r.Use(cors.Handler(cors.Options{
+		AllowedOrigins:   []string{"*"},
+		AllowedMethods:   []string{"GET", "POST", "PUT", "DELETE", "OPTIONS"},
+		AllowedHeaders:   []string{"Accept", "Authorization", "Content-Type", "X-CSRF-Token"},
+		ExposedHeaders:   []string{"Link"},
+		AllowCredentials: true,
+		MaxAge:           300,
+	}))
+}
+
+// setupAPIRoutes 设置API路由
+func setupAPIRoutes(r *chi.Mux, h *handlers.Handler) {
+	// WebRTC信令WebSocket路由
+	r.Get("/api/ws/webrtc", h.HandleWebRTCWebSocket)
+	r.Get("/ws/webrtc", h.HandleWebRTCWebSocket)
+
+	// WebRTC房间API
+	r.Post("/api/create-room", h.CreateRoomHandler)
+	r.Get("/api/room-info", h.WebRTCRoomStatusHandler)
+	r.Get("/api/webrtc-room-status", h.WebRTCRoomStatusHandler)
+}