Enhance Customer Service with Notification Response Structures

- Introduced CustomerNotificationResponse struct to provide a detailed response format for customer notifications, improving the clarity of notification data.
- Updated the Customer service interface to include methods for searching and retrieving customers with notification-specific responses, enhancing the flexibility of customer data retrieval.
- Modified the Login method to accept a device token, allowing for better tracking of customer devices during login.
- Refactored existing methods to utilize the new notification response structure, ensuring consistency across customer-related API responses.
- Enhanced error handling and logging in the service layer for improved traceability during customer searches and logins.

internal/customer/form.go

@@ -80,6 +80,30 @@ func (c *Customer) ToResponse(companies []*CompanySummary) *CustomerResponse {
 	}
 }
 
+type CustomerNotificationResponse struct {
+	ID          string   `json:"id"`
+	FullName    *string  `json:"full_name"`
+	Username    string   `json:"username"`
+	Email       string   `json:"email"`
+	Type        string   `json:"type"`
+	Role        string   `json:"role"`
+	Phone       *string  `json:"phone"`
+	DeviceToken []string `json:"device_token"`
+}
+
+func (c *Customer) ToNotificationResponse() *CustomerNotificationResponse {
+	return &CustomerNotificationResponse{
+		ID:          c.ID.Hex(),
+		FullName:    c.FullName,
+		Username:    c.Username,
+		Email:       c.Email,
+		Type:        string(c.Type),
+		Role:        string(c.Role),
+		Phone:       c.Phone,
+		DeviceToken: c.DeviceToken,
+	}
+}
+
 // CustomerListResponse represents the response for listing customers
 type CustomerListResponse struct {
 	Customers []*CustomerResponse `json:"customers"`