add subproject kontor-gin

kontor-gin/pkg/schema/base.go

@@ -0,0 +1,22 @@
+package schema
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type Base struct {
+	ID        string     `gorm:"type:string;primary_key;"`
+	CreatedAt time.Time  `json:"created_date"`
+	UpdatedAt time.Time  `json:"last_modified_date"`
+	DeletedAt *time.Time `json:"deleted_date"`
+	Version   int        `gorm:"default:0" json:"version"`
+}
+
+// BeforeCreate will set a UUID rather than numeric ID.
+func (b *Base) BeforeCreate(tx *gorm.DB) (err error) {
+	b.ID = uuid.New().String()
+	return
+}