add new db handler with table change to reference many2many

models/user.go

@@ -8,9 +8,10 @@ type User struct {
 	Id          uint     `gorm:"primaryKey" json:"id"`
 	Name        string   `gorm:"column:user_name" json:"user"`
 	Email       string   `gorm:"column:email" json:"email"`
-	Role        string   `gorm:"column:role" json:"role,omitempty"`
+	RoleID      *uint    `gorm:"column:roleId" json:"roleId,omitempty"`
+	Role        *Role    `gorm:"foreignKey:RoleID" json:"role,omitempty"`
 	Password    string   `gorm:"column:password" json:"password"`
-	NewPassword string   `gorm:"-" json:"newPassword"`
+	NewPassword string   `gorm:"-" json:"newPassword,omitempty"`
 	Expiration  string   `gorm:"column:expiration" json:"expiration,omitempty"`
 	Settings    Settings `gorm:"type:json" json:"settings"`
 }