vim.opt.writebackup=false-- if a file is being edited by another program (or was written to file while editing with another program), it is not allowed to be edited
vim.opt.expandtab=true-- convert tabs to spaces
vim.opt.shiftwidth=2-- the number of spaces inserted for each indentation
vim.opt.tabstop=2-- insert 2 spaces for a tab
vim.opt.shiftwidth=4-- the number of spaces inserted for each indentation
vim.opt.tabstop=4-- insert 4 spaces for a tab
--vim.opt.cursorline = true -- highlight the current line
vim.opt.relativenumber=true-- set numbered lines
vim.opt.laststatus=3-- only the last window will always have a status line