feat(dependencies): 更新 go.mod 和 go.sum 文件，添加新依赖并优化现有依赖版本

在 go.mod 中添加了多个新依赖，包括用于微服务架构、数据库支持、缓存和消息队列的库。同时，更新了 go.sum 文件以反映这些更改。README.md 文件也进行了相应的更新，增加了微服务架构的描述和功能模块的详细信息，确保文档与代码保持一致。

service/service.go

@@ -43,6 +43,7 @@ func New(srv *grpc.Server, opts *Options) *Service {
 	return &Service{GrpcSrv: srv, Opts: opts}
 }
 
+// Addr formats ip and port into host:port.
 func Addr(ip string, port int) string {
 	return net.JoinHostPort(ip, strconv.Itoa(port))
 }
@@ -57,13 +58,13 @@ func (s *Service) Start() {
 			os.Exit(1)
 		}
 		printer.Info("[BSM - %s] Registering Service to Etcd ...", vars.ServiceKey)
-		// get methods
+		// get methods for gateway/router discovery
 		methods := FoundGrpcMethods(s.GrpcSrv)
 
 		// set router key
 		routerKey := vars.ServiceRootPrefix + "Router/" + env.Runtime.Workspace + "/" + strings.ToLower(vars.ServiceKey) + "/" + s.Opts.Addr
 
-		// register to etcd
+		// register to etcd with lease
 		register, err := RegisterService(s.Opts.EtcdClient, routerKey, methods, vars.ServiceLease)
 		if err != nil {
 			log.Panicf("[ERROR] %s Service Register:%s \n", vars.ServiceKey, err.Error())
@@ -105,7 +106,10 @@ func (s *Service) Gateway(grpcAddr string, httpAddr string) {
 	_, cancel := context.WithCancel(s.Opts.GatewayCtx)
 	defer cancel()
 
-	http.ListenAndServe(httpAddr, s.Opts.GatewayMux)
+	// 不因 HTTP 启动失败而导致 panic
+	if err := http.ListenAndServe(httpAddr, s.Opts.GatewayMux); err != nil {
+		printer.Error("[BSM - %s] Http Serve Error: %v", vars.ServiceKey, err)
+	}
 }
 
 func (s *Service) Use(initFunc func() error) {