2.12.0 / 2025-09-12

This will be the last release of Leiningen that is still mirrored on
Github; future releases will be Codeberg-only.

• Use :managed-dependencies instead of :exclusions for version ranges. (Phil Hagelberg)
• Add :plugin-tree-data subcommand to deps task. (Gabriel Giussi)
• Fix a bug in :active-profiles in middleware plugins. (Rob Browning)
• Update to nREPL 1.3.0 (oyakushev)
• Update Clojure version (Justin Polchlopek)