Add sender

internal/domain/messages/domain.go

@@ -7,6 +7,7 @@ import (
 type Message = models.Message
 
 type CreateMessageInput struct {
+	SenderID    int64
 	RecipientID int64  `form:"recipientId" binding:"required,numeric"`
 	Subject     string `form:"subject" binding:"required,max=200"`
 	Body        string `form:"body" binding:"required"`