Creating a new migration

1. Create a new file based on the current date and time (see existing migration format)
2. Copy the following code and update MYIDHERE and MYCOMMENTHERE and DOSOMETHINGHERE
3. Add the ID to the list of migrations in migrate.go

package migrations

import (
  "github.com/go-gormigrate/gormigrate/v2"
  "gorm.io/gorm"
)

// MY_COMMENT_HERE
var _MY_ID_HERE = &gormigrate.Migration {
  ID: "MY_ID_HERE",
  Migrate: func(tx *gorm.DB) error {
    return DO_SOMETHING_HERE.Error;
  },
  Rollback: func(tx *gorm.DB) error {
    return nil;
  },
}