更新依赖和调整目录结构，未修改模块

pkgs/ecmall/internal/server/server_test.go

@@ -0,0 +1,24 @@
+package server
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/gin-gonic/gin"
+)
+
+func TestHTTPRouterIsAvailable(t *testing.T) {
+	srv, err := New("0123456789abcdef0123456789abcdef", 3600, []string{"/healthz"})
+	if err != nil {
+		t.Fatal(err)
+	}
+	srv.HTTP.GET("/healthz", func(c *gin.Context) { c.Status(http.StatusNoContent) })
+
+	request := httptest.NewRequest(http.MethodGet, "/healthz", nil)
+	response := httptest.NewRecorder()
+	srv.HTTP.ServeHTTP(response, request)
+	if response.Code != http.StatusNoContent {
+		t.Fatalf("unexpected status: %d", response.Code)
+	}
+}