a bunch of stuff added . . .

lua/custom/coloring/init.lua

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+vim.api.nvim_set_hl(0, 'LineNr', { fg = '#DDEEFF' })
+vim.api.nvim_set_hl(0, 'Comment', { fg = '#666666' })
+vim.api.nvim_set_hl(0, 'SpecialComment', { fg = '#666677' })

lua/custom/init.lua

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+-- Mappings
+require 'custom.mappings'
+require 'custom.coloring'

lua/custom/mappings/init.lua

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+-- Problems window
+vim.keymap.set('n', '<leader>Co', '<Cmd>copen<CR>')
+vim.keymap.set('n', '<leader>Cp', '<Cmd>cprev<CR>')
+vim.keymap.set('n', '<leader>Cn', '<Cmd>cnext<CR>')
+
+-- Select all
+vim.keymap.set('n', '<C-S-a>', 'ggVG')
+
+-- Stop deselecting after indenting
+vim.keymap.set('v', '<', '<gv')
+vim.keymap.set('v', '>', '>gv')

lua/custom/plugins/barbar.lua

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+return {
+  {
+    'romgrk/barbar.nvim',
+    dependencies = {
+      'lewis6991/gitsigns.nvim', -- OPTIONAL: for git status
+      'nvim-tree/nvim-web-devicons', -- OPTIONAL: for file icons
+    },
+    init = function()
+      vim.g.barbar_auto_setup = false
+
+      local map = vim.api.nvim_set_keymap
+      local opts = { noremap = true, silent = true }
+
+      map('n', '<tab>', '<Cmd>BufferPrevious<CR>', opts)
+      map('n', '<S-tab>', '<Cmd>BufferPrevious<CR>', opts)
+      map('n', '<leader>xx', '<Cmd>BufferClose<CR>', vim.tbl_extend('force', opts, { desc = '[X] Close buffer' }))
+      map('n', '<leader>xl', '<Cmd>BufferCloseBuffersLeft<CR>', vim.tbl_extend('force', opts, { desc = '[L] Close all buffers left' }))
+      map('n', '<leader>xr', '<Cmd>BufferCloseBuffersRight<CR>', vim.tbl_extend('force', opts, { desc = '[R] Close all buffers right' }))
+    end,
+    opts = {
+      -- lazy.nvim will automatically call setup for you. put your options here, anything missing will use the default:
+      -- animation = true,
+      -- insert_at_start = true,
+      -- …etc.
+    },
+    version = '^1.0.0', -- optional: only update when a new 1.x version is released
+  },
+}

lua/custom/plugins/copilot.lua

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+return {
+  'github/copilot.vim',
+  lazy = false,
+  init = function()
+    local map = vim.api.nvim_set_keymap
+
+    map('i', '<C-o>', 'copilot#Accept("<CR>")', { expr = true, silent = true })
+  end,
+  config = function()
+    vim.g.copilot_no_tab_map = true
+    vim.g.copilot_assume_mapped = true
+    vim.g.copilot_tab_fallback = ''
+  end,
+}

lua/custom/plugins/init.lua

@@ -1,5 +0,0 @@
--- You can add your own plugins here or in other files in this directory!
---  I promise not to create any merge conflicts in this directory :)
---
--- See the kickstart.nvim README for more information
-return {}