Сделал weekday для сообщения

date/date.go

@@ -7,5 +7,33 @@ func Today(offset time.Duration) string {
 	if err != nil {
 		panic(err)
 	}
-    return time.Now().In(location).Add(offset).Format("2006-01-02")
+	return time.Now().In(location).Add(offset).Format("2006-01-02")
+}
+
+func GetTranslatedWeekday(date time.Time) string {
+	switch date.Weekday() {
+	case time.Monday:
+		return "Понедельник"
+
+	case time.Tuesday:
+		return "Вторник"
+
+	case time.Wednesday:
+		return "Среда"
+
+	case time.Thursday:
+		return "Четверг"
+
+	case time.Friday:
+		return "Пятница"
+
+	case time.Saturday:
+		return "Суббота"
+
+	case time.Sunday:
+		return "Воскресенье"
+
+	default:
+		return ""
+	}
 }

messages/messages.go

@@ -5,6 +5,7 @@ import (
 	"math/rand"
 	"strconv"
 	"strings"
+	"student_bot/date"
 	"student_bot/new_year_service"
 	"student_bot/parser"
 	"time"
@@ -60,7 +61,7 @@ func LessonsMessage(schedule []parser.Lesson, prefix, emptyText string) string {
 				s += "\n"
 			}
 			endDate = l.TimeStart.Format("02.01")
-			s += endDate + "\n"
+			s += endDate + " " + date.GetTranslatedWeekday(l.TimeStart) + "\n"
 		}
 		if strings.Contains(l.User, "Ярных В.В.") {
 			s += "⭐️ "