Run this once after uploading, before entering real credentials.
| ✅ | PHP version 7.4+ | 8.3.30 |
| ✅ | imap extension loaded | available |
| ✅ | openssl extension (needed for SSL/TLS IMAP) | available |
| ✅ | Sessions available | |
| ✅ | Served over HTTPS | yes |
| ✅ | max_execution_time is reasonable | 55s (each migration batch is capped well below this) |
| ✅ | Session save path configured | /home/mailmigration/migration.madcrms.com/includes/sessions |