Migrating Foreman/Katello from EL7 to EL8 using LEAPP/ELevate

" summary

Covers migrating Foreman/Katello installations from EL7 to EL8, focusing on performing an in-place upgrade using the LEAPP project (for RHEL) and the ELevate fork (for AlmaLinux, CentOS, Rocky, Oracle). Describes a custom LEAPP plugin developed to handle Foreman-specific migration tasks, discusses challenges encountered while building that plugin, and also outlines alternative non in-place migration approaches.

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