Best practices for migrating from AtoM 2.6 to Heratio

<p>We recently migrated our institution from AtoM 2.6 to Heratio. Here are some lessons learned:</p><ul><li>Always backup your database first</li><li>Test the migration on a staging server</li><li>Check custom themes for compatibility</li><li>Run the data validation tools after migration</li></ul><p>Happy to answer questions!</p>