修复：为 user-svc 添加健康检查和启动顺序控制

backend/services/user-svc/internal/grpcserver/server.go

@@ -5,17 +5,18 @@ import (
 	"fmt"
 	"net"
 
-	"backend/services/user-svc/internal/domain"
-	"backend/services/user-svc/internal/service"
-	"backend/shared/pkg/errors"
-	"backend/shared/pkg/logger"
+	"user-svc/internal/domain"
+	"user-svc/internal/service"
+	"shared/pkg/errors"
+	"shared/pkg/logger"
 
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 
 	// 导入生成的 proto 代码
-	userpb "backend/services/user-svc/proto"
+	userpb "shared/proto/user"
+	common "shared/proto/common"
 )
 
 type UserServer struct {
@@ -41,36 +42,36 @@ func (s *UserServer) Register(ctx context.Context, req *userpb.RegisterRequest)
 		logger.Error("Register failed: %v", err)
 
 		// 转换错误类型
-		switch {
-		case errors.IsConflict(err):
-			return &userpb.RegisterResponse{
-				Response: &userpb.Response{
-					Code:    409,
-					Message: "账号已存在",
-				},
-			}, status.Errorf(codes.AlreadyExists, "账号已存在")
-		case errors.IsInvalidInput(err):
-			return &userpb.RegisterResponse{
-				Response: &userpb.Response{
-					Code:    400,
-					Message: "无效的输入参数",
-				},
-			}, status.Errorf(codes.InvalidArgument, "无效的输入参数")
-		default:
-			return &userpb.RegisterResponse{
-				Response: &userpb.Response{
-					Code:    500,
-					Message: "内部服务器错误",
-				},
-			}, status.Errorf(codes.Internal, "内部服务器错误")
-		}
+			switch {
+			case errors.IsConflict(err):
+				return &userpb.RegisterResponse{
+					Response: &common.Response{
+						Code:    409,
+						Message: "账号已存在",
+					},
+				}, status.Errorf(codes.AlreadyExists, "账号已存在")
+			case errors.IsInvalidInput(err):
+				return &userpb.RegisterResponse{
+					Response: &common.Response{
+						Code:    400,
+						Message: "无效的输入参数",
+					},
+				}, status.Errorf(codes.InvalidArgument, "无效的输入参数")
+			default:
+				return &userpb.RegisterResponse{
+					Response: &common.Response{
+						Code:    500,
+						Message: "内部服务器错误",
+					},
+				}, status.Errorf(codes.Internal, "内部服务器错误")
+			}
 	}
 
 	// 构造响应
 	return &userpb.RegisterResponse{
 		UserId: resp.UserID.String(),
 		Account: resp.Account,
-		Response: &userpb.Response{
+		Response: &common.Response{
 			Code:    200,
 			Message: "注册成功",
 		},
@@ -88,21 +89,21 @@ func (s *UserServer) GetUserByAccount(ctx context.Context, req *userpb.GetUserBy
 		switch {
 		case errors.IsNotFound(err):
 			return &userpb.GetUserByAccountResponse{
-				Response: &userpb.Response{
+				Response: &common.Response{
 					Code:    404,
 					Message: "用户不存在",
 				},
 			}, status.Errorf(codes.NotFound, "用户不存在")
 		case errors.IsInvalidInput(err):
 			return &userpb.GetUserByAccountResponse{
-				Response: &userpb.Response{
+				Response: &common.Response{
 					Code:    400,
 					Message: "无效的输入参数",
 				},
 			}, status.Errorf(codes.InvalidArgument, "无效的输入参数")
 		default:
 			return &userpb.GetUserByAccountResponse{
-				Response: &userpb.Response{
+				Response: &common.Response{
 					Code:    500,
 					Message: "内部服务器错误",
 				},
@@ -114,7 +115,7 @@ func (s *UserServer) GetUserByAccount(ctx context.Context, req *userpb.GetUserBy
 	return &userpb.GetUserByAccountResponse{
 		UserId: user.ID.String(),
 		Account: account.Account,
-		Response: &userpb.Response{
+		Response: &common.Response{
 			Code:    200,
 			Message: "获取成功",
 		},