Add setup script

.vimrc

@@ -1,53 +1,93 @@
+" ========================================
+" Basic Vim configuration for Debian/Ubuntu
+" Maintainer: Your Name
+" Date: 2025-09-23
+" ========================================
 
-" An example for a vimrc file.
-"
-" Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last change:	2019 Dec 17
-"
-" To use it, copy it to
-"	       for Unix:  ~/.vimrc
-"	      for Amiga:  s:.vimrc
-"	 for MS-Windows:  $VIM\_vimrc
-"	      for Haiku:  ~/config/settings/vim/vimrc
-"	    for OpenVMS:  sys$login:.vimrc
-
-" When started as "evim", evim.vim will already have done these settings, bail
-" out.
+" Bail out if running as evim
 if v:progname =~? "evim"
   finish
 endif
 
-" Get the defaults that most users want.
+" Load Vim defaults
 source $VIMRUNTIME/defaults.vim
 
-if has("vms")
-  set nobackup		" do not keep a backup file, use versions instead
-else
-  set backup		" keep a backup file (restore to previous version)
-  if has('persistent_undo')
-    set undofile	" keep an undo file (undo changes after closing)
-  endif
+" ----------------------------
+" Swap, backup, and undo setup
+" ----------------------------
+" Directories for swap, backup, and undo files
+let s:vim_dir = $HOME . '/.vim'
+let &directory = s:vim_dir . '/swap//'
+let &backupdir  = s:vim_dir . '/backup//'
+let &undodir    = s:vim_dir . '/undo//'
+
+" Create directories if they don't exist
+if !isdirectory(s:vim_dir . '/swap')
+    call mkdir(s:vim_dir . '/swap', 'p')
+endif
+if !isdirectory(s:vim_dir . '/backup')
+    call mkdir(s:vim_dir . '/backup', 'p')
+endif
+if !isdirectory(s:vim_dir . '/undo')
+    call mkdir(s:vim_dir . '/undo', 'p')
 endif
 
-if &t_Co > 2 || has("gui_running")
-  " Switch on highlighting the last used search pattern.
-  set hlsearch
-endif
+" Enable swap, backup, and persistent undo
+set swapfile
+set backup
+set undofile
 
-" Put these in an autocmd group, so that we can delete them easily.
+" ----------------------------
+" Visual & editing enhancements
+" ----------------------------
+" Line numbers and cursor line
+set number
+set cursorline
+
+" Highlight search matches
+set hlsearch
+set incsearch
+
+" Matching brackets/parentheses
+set showmatch
+
+" Tabs and indentation
+set tabstop=4
+set shiftwidth=4
+set expandtab
+
+" Syntax highlighting and colors
+syntax on
+set termguicolors
+set background=dark
+
+" Command history
+set history=1000
+set viminfo='1000,<1000,s100
+
+" Search case handling
+set ignorecase
+set smartcase
+
+" Enable mouse support
+set mouse=a
+
+" ----------------------------
+" Filetype-specific settings
+" ----------------------------
 augroup vimrcEx
-  au!
-
-  " For all text files set 'textwidth' to 78 characters.
+  autocmd!
+  " Text files: wrap at 78 characters
   autocmd FileType text setlocal textwidth=78
 augroup END
 
-" Add optional packages.
-"
-" The matchit plugin makes the % command work better, but it is not backwards
-" compatible.
-" The ! means the package won't be loaded right away but when plugins are
-" loaded during initialization.
+" ----------------------------
+" Optional plugins
+" ----------------------------
+" matchit: improves % for matching tags/brackets
 if has('syntax') && has('eval')
   packadd! matchit
 endif
+
+" Done
+