修复账号禁用及队列场次状态规则

问题与需求：后台禁用员工后旧会话仍可继续访问；实时队列跨天误读昨日场次；项目暂停后需禁止取号但允许叫号。

修复思路：账号权限变更时撤销会话并同步前端登录态；实时查询统一按项目时区当天场次过滤；拆分取号与叫号的状态校验，并补充前后端及 PostgreSQL 回归测试。

server/internal/httpapi/experienced_people.go

@@ -2,8 +2,6 @@ package httpapi
 
 import (
 	"context"
-	"fmt"
-	"time"
 
 	"calllinesystem/server/internal/domain"
 	"calllinesystem/server/internal/model"
@@ -15,12 +13,11 @@ import (
 func (s *Server) displayedExperiencedPeople(ctx context.Context, project model.Project, session *model.QueueSession) (int64, error) {
 	var actual int64
 	if session != nil {
-		location, err := time.LoadLocation(project.Timezone)
+		current, err := s.queueSessionIsCurrent(project, *session)
 		if err != nil {
-			return 0, fmt.Errorf("invalid project timezone: %w", err)
+			return 0, err
 		}
-		businessDate := s.now().In(location).Format("2006-01-02")
-		if session.BusinessDate.Format("2006-01-02") != businessDate {
+		if !current {
 			return domain.DisplayExperiencedPeople(project.ExperiencedPeopleStart, 0), nil
 		}
 		if err := s.db.WithContext(ctx).Model(&model.QueueTicket{}).