https://docs.astral.sh/ruff/editors/setup/#vim , open "With the ALE plugin for Vim or Neovim." The docs shows

" Linter
let g:ale_linters = { "python":     ["ruff"] }
" Formatter
let g:ale_fixers = { "python": ["ruff

Thank you very much @phd. I missed this part of the doc. I’m confused ☺️