feat: Add SysInfoVer endpoint and AppService for version retrieval

service/app.go

@@ -0,0 +1,28 @@
+package service
+
+import (
+	"os"
+	"sync"
+)
+
+type AppService struct {
+}
+
+var version = ""
+
+var once = &sync.Once{}
+
+func (a *AppService) GetAppVersion() string {
+	if version != "" {
+		return version
+	}
+	once.Do(func() {
+		v, err := os.ReadFile("resources/version")
+		if err != nil {
+			return
+		}
+		version = string(v)
+
+	})
+	return version
+}

service/app_test.go

@@ -0,0 +1,33 @@
+package service
+
+import (
+	"sync"
+	"testing"
+)
+
+// TestGetAppVersion
+func TestGetAppVersion(t *testing.T) {
+	s := &AppService{}
+	v := s.GetAppVersion()
+	// 打印结果
+	t.Logf("App Version: %s", v)
+}
+
+func TestMultipleGetAppVersion(t *testing.T) {
+	s := &AppService{}
+	//并发测试
+	// 使用 WaitGroup 等待所有 goroutine 完成
+	wg := sync.WaitGroup{}
+	wg.Add(10) // 启动 10 个 goroutine
+	// 启动 10 个 goroutine
+	for i := 0; i < 10; i++ {
+		go func() {
+			defer wg.Done() // 完成后减少计数
+			v := s.GetAppVersion()
+			// 打印结果
+			t.Logf("App Version: %s", v)
+		}()
+	}
+	// 等待所有 goroutine 完成
+	wg.Wait()
+}

service/service.go

@@ -23,6 +23,7 @@ type Service struct {
 	*ShareRecordService
 	*ServerCmdService
 	*LdapService
+	*AppService
 }
 
 type Dependencies struct {