chores: refactor struct and structure project

database/category_model.go

@@ -5,17 +5,10 @@ import (
 )
 
 type Category struct {
-	ID        string    `gorm:"primaryKey" json:"id"`
-	Code      string    `gorm:"not null;unique" json:"code"`
-	Name      string    `gorm:"not null" json:"name"`
-	CreatedAt time.Time `gorm:"default:CURRENT_TIMESTAMP" json:"created_at"`
-	UpdatedAt time.Time `gorm:"default:CURRENT_TIMESTAMP" json:"updated_at"`
-}
-
-type CategoryModel struct {
 	ID        string    `gorm:"primaryKey" json:"id"`
 	Name      string    `gorm:"not null;unique" json:"name"`
 	Code      string    `gorm:"not null" json:"code"`
 	CreatedAt time.Time `gorm:"default:CURRENT_TIMESTAMP" json:"created_at"`
 	UpdatedAt time.Time `gorm:"default:CURRENT_TIMESTAMP" json:"updated_at"`
+	DeletedAt time.Time `gorm:"default:null" json:"deleted_at"`
 }