.dotfiles/nvim/mason/packages/lua-language-server/libexec/meta/3rd/lfs/config.json

{
    "name" : "luafilesystem",
    "words" : [ "require[%s%(\"']+lfs[%)\"']" ],
    "settings" : {
        "Lua.diagnostics.globals" : [
            "lfs"
        ]
    }
}