---@brief --- --- https://github.com/ruby/typeprof --- --- `typeprof` is the built-in analysis and LSP tool for Ruby 3.1+. ---@type vim.lsp.Config return { cmd = { 'typeprof', '--lsp', '--stdio' }, filetypes = { 'ruby', 'eruby' }, root_markers = { 'Gemfile', '.git' }, }