add borders around completion popups

lua/autocmds.lua

@@ -1,16 +1,16 @@
 -- Non-plugin autocommands (minimal placeholder for bootstrap)
-local aug = vim.api.nvim_create_augroup('UserDefaults', { clear = true })
+local aug = vim.api.nvim_create_augroup("UserDefaults", { clear = true })
 
 -- Phase 10.3: Templates (auto-populate new files from templates)
-local template_aug = vim.api.nvim_create_augroup('Templates', { clear = true })
+local template_aug = vim.api.nvim_create_augroup("Templates", { clear = true })
 
 vim.api.nvim_create_autocmd("BufNewFile", {
 	group = template_aug,
 	pattern = "*.sh",
 	callback = function()
 		-- Read template at top of file, then move to end
-    vim.cmd('0read ~/.config/nvim/templates/template.sh')
-    vim.cmd('normal! G')
+		vim.cmd("0read ~/.config/nvim/templates/template.sh")
+		vim.cmd("normal! G")
 	end,
 })
 
@@ -83,20 +83,19 @@ vim.api.nvim_create_autocmd("FileType", {
 	callback = function()
 		-- Use matchadd() for higher priority highlighting
 		-- This will override the default qf syntax
-    vim.fn.matchadd('qfError', '\\<error\\>', 10)
-    vim.fn.matchadd('qfWarning', '\\<warning\\>', 10)
-    vim.fn.matchadd('qfInfo', '\\<info\\>', 10)
-    vim.fn.matchadd('qfHint', '\\<hint\\>', 10)
-    vim.fn.matchadd('qfNote', '\\<note\\>', 10)
+		vim.fn.matchadd("qfError", "\\<error\\>", 10)
+		vim.fn.matchadd("qfWarning", "\\<warning\\>", 10)
+		vim.fn.matchadd("qfInfo", "\\<info\\>", 10)
+		vim.fn.matchadd("qfHint", "\\<hint\\>", 10)
+		vim.fn.matchadd("qfNote", "\\<note\\>", 10)
 
 		-- Also match uppercase variants
-    vim.fn.matchadd('qfError', '\\<Error\\>', 10)
-    vim.fn.matchadd('qfWarning', '\\<Warning\\>', 10)
-    vim.fn.matchadd('qfInfo', '\\<Info\\>', 10)
-    vim.fn.matchadd('qfHint', '\\<Hint\\>', 10)
-    vim.fn.matchadd('qfNote', '\\<Note\\>', 10)
+		vim.fn.matchadd("qfError", "\\<Error\\>", 10)
+		vim.fn.matchadd("qfWarning", "\\<Warning\\>", 10)
+		vim.fn.matchadd("qfInfo", "\\<Info\\>", 10)
+		vim.fn.matchadd("qfHint", "\\<Hint\\>", 10)
+		vim.fn.matchadd("qfNote", "\\<Note\\>", 10)
 	end,
 })
 
 return {}
-

lua/plugins/cmp.lua

@@ -32,10 +32,13 @@ return {
 				{ name = "buffer", group_index = 2 },
 			}),
 			completion = { completeopt = "menu,menuone,noinsert" }, -- Auto-select first item
+			window = {
+				completion = cmp.config.window.bordered(),
+				documentation = cmp.config.window.bordered(),
+			},
 		}
 	end,
 	config = function(_, opts)
 		require("cmp").setup(opts)
 	end,
 }
-

lua/settings.lua

@@ -11,34 +11,37 @@ vim.opt.secure = true   -- Prompt before loading untrusted files
 
 -- Phase 3.2: non-plugin settings (legacy values where specified)
 -- Completion UI for nvim-cmp
-vim.opt.completeopt = { 'menu', 'menuone', 'noselect' }
+vim.opt.completeopt = { "menu", "menuone", "noselect" }
 
 -- Spelling
-vim.opt.spelllang = { 'en_gb' }
+vim.opt.spelllang = { "en_gb" }
 
 -- Keyword characters (add $ for PHP/shell variables, - for CSS/HTML/config files)
-vim.opt.iskeyword:append('$')
-vim.opt.iskeyword:append('-')
+vim.opt.iskeyword:append("$")
+vim.opt.iskeyword:append("-")
 
 -- Visuals
-vim.opt.showbreak = '  ↳'
+vim.opt.showbreak = "  ↳"
 vim.opt.listchars = {
-  eol = '¬',
-  tab = '│ ',
-  trail = '~',
-  extends = '>',
-  precedes = '<',
-  space = '·',
+	eol = "¬",
+	tab = "│ ",
+	trail = "~",
+	extends = ">",
+	precedes = "<",
+	space = "·",
 }
 
 -- Enable line numbers and relative line numbers
 vim.opt.number = true
 vim.opt.relativenumber = true
 
+-- Scrolloff settings
+vim.opt.scrolloff = 4
+
 -- Phase 6.2: UX settings
-vim.opt.signcolumn = 'yes'        -- Always show sign column (for LSP diagnostics, git signs, etc.)
+vim.opt.signcolumn = "yes" -- Always show sign column (for LSP diagnostics, git signs, etc.)
 vim.opt.cursorline = true -- Highlight current line
-vim.opt.colorcolumn = '80,120'    -- Visual guides at 80 and 120 characters
+vim.opt.colorcolumn = "80,120" -- Visual guides at 80 and 120 characters
 
 -- Phase 9.4: Default indentation (per-filetype overrides in after/ftplugin/)
 vim.opt.tabstop = 4 -- Display tabs as 4 spaces
@@ -50,7 +53,7 @@ vim.opt.expandtab = true          -- Use spaces by default (overridden per-filet
 vim.diagnostic.config({
 	virtual_text = {
 		spacing = 4,
-    prefix = '●',
+		prefix = "●",
 		-- Show severity (ERROR, WARN, INFO, HINT)
 		format = function(diagnostic)
 			return string.format("%s: %s", diagnostic.source or "", diagnostic.message)
@@ -61,9 +64,9 @@ vim.diagnostic.config({
 	update_in_insert = false, -- Don't update diagnostics while typing
 	severity_sort = true, -- Sort by severity (errors first)
 	float = {
-    border = 'rounded',
-    source = 'always',       -- Show diagnostic source
-    header = '',
-    prefix = '',
+		border = "rounded",
+		source = "always", -- Show diagnostic source
+		header = "",
+		prefix = "",
 	},
 })