update README

README.md

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-# nixvim
-A NixVim Configuration
+# NixVim Configuration
+
+This repository contains the configuration for NixVim, a Neovim configuration managed with Nix.
+
+## General Configuration
+
+- `settings.nix`: Contains general settings for Neovim.
+- `keymaps.nix`: Defines key mappings.
+- `auto_cmds.nix`: Sets up automatic commands.
+- `file_types.nix`: Configures file type specific settings.
+
+## Themes
+
+- `default.nix`: Sets the default theme.
+
+## Completion
+
+- `cmp.nix`: Configures the cmp completion framework.
+- `cmp-copilot.nix`: Adds GitHub Copilot support to cmp.
+- `lspkind.nix`: Adds icons to lsp completion items.
+
+## Snippets
+
+- `luasnip.nix`: Configures the LuaSnip snippet engine.
+
+## Editor Plugins and Configurations
+
+- `neo-tree.nix`: Configures the NeoTree file explorer.
+- `treesitter.nix`: Configures the TreeSitter syntax highlighter.
+- `undotree.nix`: Configures the UndoTree undo history visualizer.
+- `illuminate.nix`: Configures the Illuminate plugin for highlighting other uses of the current word under the cursor.
+- `indent-blankline.nix`: Configures the Indent Blankline plugin for displaying indentation levels.
+- `todo-comments.nix`: Configures the Todo Comments plugin for highlighting TODO comments.
+- `copilot-chat.nix`: Configures the Copilot Chat plugin for interacting with GitHub Copilot.
+
+## UI Plugins
+
+- `bufferline.nix`: Configures the Bufferline plugin for enhanced buffer/tab display.
+- `lualine.nix`: Configures the Lualine status line plugin.
+- `startup.nix`: Configures the startup screen.
+
+## LSP
+
+- `lsp.nix`: Configures the Neovim LSP client.
+- `conform.nix`: Configures the Conform plugin for automatic code formatting.
+- `fidget.nix`: Configures the Fidget plugin for displaying LSP diagnostics in the status line.
+
+## Git
+
+- `lazygit.nix`: Configures the LazyGit plugin for Git integration.
+- `gitsigns.nix`: Configures the GitSigns plugin for displaying Git diff information.
+
+## Utils
+
+- `telescope.nix`: Configures the Telescope plugin for fuzzy finding and picking.
+- `whichkey.nix`: Configures the WhichKey plugin for displaying key mappings.
+- `extra_plugins.nix`: Configures additional plugins.
+- `mini.nix`: Configures the Mini plugin.
+
+Please refer to the individual `.nix` files for more detailed configuration information.
 
 ## References
- - [Elythh](https://github.com/elythh/nixvim)
- - [MikaelFangel](https://github.com/MikaelFangel/nixvim-config)
+
+This configuration has taken inspiration from the following contributors.
+
+- [Elythh](https://github.com/elythh/nixvim)
+- [MikaelFangel](https://github.com/MikaelFangel/nixvim-config)