Release 2.7.0

✨ Features

• ai: add optional AI diagnostics backend (aa96de6)

🐛 Bug Fixes

• arr_postgres: implement flag management for PostgreSQL instances and add tests (5a165c0)
• pnpm: allow lockfile refresh during runtime installation (f2c10dd)
• prowlarr: enhance custom indexer handling and add Zilean Torznab support (f454ce8)
• prowlarr: remove category handling from Zilean definition processing (80f503a)
• release: add target SHA to release creation command (f8ac1e7)

🛠️ Build System

• deps: bump actions/checkout from 6.0.3 to 7.0.0 (#235) (dcff3c1)