LazyVim/lua/plugins/formatting.lua

return {
  "stevearc/conform.nvim",
  opts = {
    formatters = {
      -- https://github.com/mvdan/sh/blob/master/cmd/shfmt/shfmt.1.scd#printer-flags
      shfmt = { prepend_args = { "-i", "2", "-ci", "-bn" } },
    },
  },
}