diff --git a/serv_nginx/api_bb/internal/repository/event_registration_repository.go b/serv_nginx/api_bb/internal/repository/event_registration_repository.go
new file mode 100644
index 0000000..955fbe9
--- /dev/null
+++ b/serv_nginx/api_bb/internal/repository/event_registration_repository.go
@@ -0,0 +1,94 @@
+// repository/event_registration_repository.go
+package repository
+
+import (
+	"api_bb/internal/models"
+	"fmt"
+
+	"gorm.io/gorm"
+)
+
+type EventRegistrationRepository interface {
+	Create(registration *models.EventRegistration) error
+	FindByID(id uint) (*models.EventRegistration, error)
+	FindByEventID(eventID uint) ([]models.EventRegistration, error)
+	FindByUserID(userID uint) ([]models.EventRegistration, error)
+	FindByEventAndUser(eventID, userID uint) (*models.EventRegistration, error)
+	Update(registration *models.EventRegistration) error
+	Delete(id uint) error
+	UpdateStatus(registrationID uint, status string) error
+	UpdateResultTime(registrationID uint, resultTime string) error
+	CountByEventID(eventID uint) (int64, error)
+}
+
+type eventRegistrationRepository struct {
+	db *gorm.DB
+}
+
+func NewEventRegistrationRepository(db *gorm.DB) EventRegistrationRepository {
+	return &eventRegistrationRepository{db: db}
+}
+
+func (r *eventRegistrationRepository) Create(registration *models.EventRegistration) error {
+	return r.db.Create(registration).Error
+}
+
+func (r *eventRegistrationRepository) FindByID(id uint) (*models.EventRegistration, error) {
+	var registration models.EventRegistration
+	err := r.db.Preload("Event").Preload("User").First(&registration, id).Error
+	return &registration, err
+}
+
+func (r *eventRegistrationRepository) FindByEventID(eventID uint) ([]models.EventRegistration, error) {
+	var registrations []models.EventRegistration
+	err := r.db.Preload("User").Where("event_id = ?", eventID).Find(&registrations).Error
+	return registrations, err
+}
+
+func (r *eventRegistrationRepository) FindByUserID(userID uint) ([]models.EventRegistration, error) {
+	var registrations []models.EventRegistration
+	err := r.db.Preload("Event").Where("user_id = ?", userID).Find(&registrations).Error
+	return registrations, err
+}
+
+func (r *eventRegistrationRepository) FindByEventAndUser(eventID, userID uint) (*models.EventRegistration, error) {
+	var registration models.EventRegistration
+	err := r.db.Where("event_id = ? AND user_id = ?", eventID, userID).First(&registration).Error
+	return &registration, err
+}
+
+func (r *eventRegistrationRepository) Update(registration *models.EventRegistration) error {
+	return r.db.Save(registration).Error
+}
+
+func (r *eventRegistrationRepository) Delete(id uint) error {
+	return r.db.Delete(&models.EventRegistration{}, id).Error
+}
+
+func (r *eventRegistrationRepository) UpdateStatus(registrationID uint, status string) error {
+	result := r.db.Model(&models.EventRegistration{}).Where("id = ?", registrationID).Update("status", status)
+	if result.Error != nil {
+		return result.Error
+	}
+	if result.RowsAffected == 0 {
+		return fmt.Errorf("registration not found")
+	}
+	return nil
+}
+
+func (r *eventRegistrationRepository) UpdateResultTime(registrationID uint, resultTime string) error {
+	result := r.db.Model(&models.EventRegistration{}).Where("id = ?", registrationID).Update("result_time", resultTime)
+	if result.Error != nil {
+		return result.Error
+	}
+	if result.RowsAffected == 0 {
+		return fmt.Errorf("registration not found")
+	}
+	return nil
+}
+
+func (r *eventRegistrationRepository) CountByEventID(eventID uint) (int64, error) {
+	var count int64
+	err := r.db.Model(&models.EventRegistration{}).Where("event_id = ? AND status IN ?", eventID, []string{"pending", "confirmed"}).Count(&count).Error
+	return count, err
+}
\ No newline at end of file
diff --git a/serv_nginx/api_bb/internal/repository/event_repository.go b/serv_nginx/api_bb/internal/repository/event_repository.go
new file mode 100644
index 0000000..3083f6f
--- /dev/null
+++ b/serv_nginx/api_bb/internal/repository/event_repository.go
@@ -0,0 +1,95 @@
+// repository/event_repository.go
+package repository
+
+import (
+	"api_bb/internal/models"
+	"fmt"
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type EventRepository interface {
+	Create(event *models.Event) error
+	FindByID(id uint) (*models.Event, error)
+	FindAll() ([]models.Event, error)
+	Update(event *models.Event) error
+	Delete(id uint) error
+	FindByType(eventType models.EventType) ([]models.Event, error)
+	FindUpcoming() ([]models.Event, error)
+	FindByDateRange(startDate, endDate time.Time) ([]models.Event, error)
+	UpdateParticipantsCount(eventID uint, count int) error
+	UpdateRegistrationStatus(eventID uint, registrationOpen bool) error
+}
+
+type eventRepository struct {
+	db *gorm.DB
+}
+
+func NewEventRepository(db *gorm.DB) EventRepository {
+	return &eventRepository{db: db}
+}
+
+func (r *eventRepository) Create(event *models.Event) error {
+	return r.db.Create(event).Error
+}
+
+func (r *eventRepository) FindByID(id uint) (*models.Event, error) {
+	var event models.Event
+	err := r.db.Preload("Registrations").First(&event, id).Error
+	return &event, err
+}
+
+func (r *eventRepository) FindAll() ([]models.Event, error) {
+	var events []models.Event
+	err := r.db.Order("date DESC").Find(&events).Error
+	return events, err
+}
+
+func (r *eventRepository) Update(event *models.Event) error {
+	return r.db.Save(event).Error
+}
+
+func (r *eventRepository) Delete(id uint) error {
+	return r.db.Delete(&models.Event{}, id).Error
+}
+
+func (r *eventRepository) FindByType(eventType models.EventType) ([]models.Event, error) {
+	var events []models.Event
+	err := r.db.Where("type = ?", eventType).Order("date DESC").Find(&events).Error
+	return events, err
+}
+
+func (r *eventRepository) FindUpcoming() ([]models.Event, error) {
+	var events []models.Event
+	err := r.db.Where("date >= ?", time.Now()).Order("date ASC").Find(&events).Error
+	return events, err
+}
+
+func (r *eventRepository) FindByDateRange(startDate, endDate time.Time) ([]models.Event, error) {
+	var events []models.Event
+	err := r.db.Where("date BETWEEN ? AND ?", startDate, endDate).Order("date ASC").Find(&events).Error
+	return events, err
+}
+
+func (r *eventRepository) UpdateParticipantsCount(eventID uint, count int) error {
+	result := r.db.Model(&models.Event{}).Where("id = ?", eventID).Update("participants_count", count)
+	if result.Error != nil {
+		return result.Error
+	}
+	if result.RowsAffected == 0 {
+		return fmt.Errorf("event not found")
+	}
+	return nil
+}
+
+func (r *eventRepository) UpdateRegistrationStatus(eventID uint, registrationOpen bool) error {
+	result := r.db.Model(&models.Event{}).Where("id = ?", eventID).Update("registration_open", registrationOpen)
+	if result.Error != nil {
+		return result.Error
+	}
+	if result.RowsAffected == 0 {
+		return fmt.Errorf("event not found")
+	}
+	return nil
+}
\ No newline at end of file