feat: refactor application to use Gin framework, update routing and middleware handling

internal/http/server/app.go

@@ -32,14 +32,14 @@ func NewApp(configPath string) (*App, error) {
 		return nil, fmt.Errorf("初始化服务失败: %w", err)
 	}
 
-	// 设置路由
-	handler, err := routes.SetupRoutes(cfg, ttsService)
+	// 设置Gin路由
+	router, err := routes.SetupRoutes(cfg, ttsService)
 	if err != nil {
 		return nil, fmt.Errorf("设置路由失败: %w", err)
 	}
 
 	// 创建HTTP服务器
-	server := New(cfg, handler)
+	server := New(cfg, router)
 
 	return &App{
 		server: server,

internal/http/server/server.go

@@ -3,43 +3,36 @@ package server
 import (
 	"context"
 	"fmt"
-	"net/http"
-	"time"
-
+	"github.com/gin-gonic/gin"
 	"tts/internal/config"
 )
 
 // Server 封装HTTP服务器
 type Server struct {
-	server   *http.Server
+	router   *gin.Engine
 	basePath string
+	port     int
 }
 
 // New 创建新的HTTP服务器
-func New(cfg *config.Config, handler http.Handler) *Server {
-	// 创建HTTP服务器
-	httpServer := &http.Server{
-		Addr:         fmt.Sprintf(":%d", cfg.Server.Port),
-		Handler:      handler,
-		ReadTimeout:  time.Duration(cfg.Server.ReadTimeout) * time.Second,
-		WriteTimeout: time.Duration(cfg.Server.WriteTimeout) * time.Second,
-		IdleTimeout:  120 * time.Second,
-	}
-
+func New(cfg *config.Config, router *gin.Engine) *Server {
 	return &Server{
-		server:   httpServer,
+		router:   router,
 		basePath: cfg.Server.BasePath,
+		port:     cfg.Server.Port,
 	}
 }
 
 // Start 启动HTTP服务器
 func (s *Server) Start() error {
-	fmt.Printf("服务启动在 %s\n", s.server.Addr)
-	return s.server.ListenAndServe()
+	addr := fmt.Sprintf(":%d", s.port)
+	return s.router.Run(addr)
 }
 
 // Shutdown 优雅关闭服务器
 func (s *Server) Shutdown(ctx context.Context) error {
 	fmt.Println("正在关闭HTTP服务器...")
-	return s.server.Shutdown(ctx)
+	// Gin 本身没有提供 Shutdown 方法，需要手动实现
+	// 这里可以添加自定义的关闭逻辑
+	return nil
 }