added borders to the hover and diagnostics; improved telescope visuals

after/plugin/cmp.lua

@@ -1,10 +1,11 @@
 local cmp = require("cmp")
 local lspkind = require("lspkind")
+local border = require('409.ui').border
 
 local cmp_select = { behavior = cmp.SelectBehavior.Select }
-local border = { "┌", "─", "┐", "│", "┘", "─", "└", "│" }
 local winhighlight = "Normal:CmpPmenu,FloatBorder:CmpPmenuBorder,CursorLine:PmenuSel,Search:None"
 
+
 cmp.setup({
 	snippet = {
 		expand = function(args)