nvim/lua/custom/plugins/md.lua

return {
  "iamcco/markdown-preview.nvim",
  cmd = { "MarkdownPreviewToggle", "MarkdownPreview", "MarkdownPreviewStop" },
  ft = { "markdown" },
  build = function() vim.fn["mkdp#util#install"]() end,
  config = function()
    vim.g.mkdp_browser = '/usr/bin/qutebrowser'
  end
}