Modify LazyVim configuration

lazyvim/.config/nvim/lua/config/options.lua

@@ -1,4 +1,51 @@
 -- Options are automatically loaded before lazy.nvim startup
 -- Default options that are always set: https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/config/options.lua
 -- Add any additional options here
-vim.opt.winbar = "%=%m %f"
+local opt = vim.opt
+
+-- Line numbers
+opt.number = true
+opt.relativenumber = true
+
+-- Enable mouse in all modes
+opt.mouse = "a"
+
+-- Better searching
+opt.ignorecase = true
+opt.smartcase = true
+
+-- Highlight current line
+opt.cursorline = true
+
+-- Enable true color support
+opt.termguicolors = true
+
+-- Enable system clipboard
+opt.clipboard = "unnamedplus"
+
+-- Indentation
+opt.expandtab = false
+opt.shiftwidth = 8
+opt.tabstop = 8
+opt.smartindent = true
+
+-- Split behavior
+opt.splitright = true
+opt.splitbelow = true
+
+-- Enable undo file to persist undo history
+opt.undofile = true
+
+-- Set upbar similar to statusline (optional)
+opt.statusline = "%f %m %r %=%-14.(%l,%c%V%) %P"
+
+-- Persistent signcolumn to avoid text shifting
+opt.signcolumn = "yes"
+
+-- Fold method
+opt.foldmethod = "expr"
+opt.foldexpr = "nvim_treesitter#foldexpr()"
+opt.foldlevel = 99 -- open all folds by default
+
+-- Show file name and modified flag in the window bar
+opt.winbar = "%=%m %f"