feat(config): add ghostty terminal and refactor neovim configuration

- Add ghostty terminal configuration with custom themes and settings
- Add multiple color themes (ayu-dark, catppuccin variants, moonfly)
- Configure ghostty appearance: font, opacity, keybindings
- Refactor nvim basic setup to use modern vim.opt API
- Modernize LSP configuration with LspAttach autocmd
- Update nvim-tree configuration for latest API
- Simplify codecompanion plugin setup
- Pin nvim-treesitter to main branch
- Improve sway-dbus script with XDG runtime checks

home/dot_config/nvim/lua/basic/setup.lua

@@ -1,51 +1,40 @@
 -- HELPERS ----------------------------------------------------
-local cmd = vim.cmd  -- to execute Vim commands e.g. cmd('pwd')
-local fn = vim.fn    -- to call Vim functions e.g. fn.bufnr()
-local g = vim.g      -- a table to access global variables
-local scopes = {o = vim.o, b = vim.bo, w = vim.wo}
+local opt = vim.opt
 
+-- SYNTAX & FILETYPE ------------------------------------------
+vim.cmd "syntax on"
+vim.cmd "filetype plugin indent on"
 
-cmd "syntax on"
--- 相對行號顯示
--- cmd "set relativenumber"
--- 絕對行號顯示
--- cmd "set number"
--- 混合模式，同時顯示相對行號和絕對行號
-cmd "set number relativenumber"
-cmd "set tabstop=2"
-cmd "set shiftwidth=2"
-cmd "set expandtab"
-cmd "set nofoldenable"
+-- BASIC SETTINGS ---------------------------------------------
+opt.number = true           -- 顯示行號
+opt.relativenumber = true    -- 顯示相對行號
+opt.tabstop = 2             -- Tab 寬度
+opt.shiftwidth = 2          -- 縮排寬度
+opt.expandtab = true        -- 將 Tab 轉為空格
+opt.foldenable = false      -- 預設不折疊
 
--- always show status
-cmd "set laststatus=2"
+opt.laststatus = 2          -- 始終顯示狀態列
+opt.ruler = true            -- 顯示游標位置
+opt.cursorline = true       -- 高亮當前行
+opt.cursorcolumn = true     -- 高亮當前列
+opt.hlsearch = true         -- 高亮搜尋結果
+opt.wrap = false            -- 不自動換行
 
--- show cursor position
-cmd "set ruler"
-cmd "set cursorline"
-cmd "set cursorcolumn"
-cmd "set hlsearch"
+opt.backspace = { "indent", "eol", "start" }
+opt.encoding = "utf-8"
+opt.completeopt = { "menu", "menuone", "noselect" }
+opt.swapfile = false        -- 不產生 swap 檔案
+opt.mouse = ""              -- 禁用滑鼠
 
--- no wrap line
-cmd "set nowrap"
+opt.background = "dark"
 
--- enable backspace
-cmd "set backspace=indent,eol,start"
-cmd "set encoding=utf-8"
-cmd "set completeopt=menu,menuone,noselect"
-cmd "set noswapfile"
-cmd "set mouse="
-
-cmd "set background=dark"
-
-cmd "filetype indent on"
-cmd "filetype on"
-cmd "filetype plugin on"
+-- 自動命令 (Auto-commands) -----------------------------------
 
+-- 處理配色方案與背景透明度
 vim.api.nvim_create_autocmd("ColorScheme", {
   pattern = "*",
   callback = function() 
-    cmd([[
+    vim.cmd([[
       highlight clear CursorLine
       highlight Normal ctermbg=none
       highlight LineNr ctermbg=none
@@ -58,17 +47,16 @@ vim.api.nvim_create_autocmd("ColorScheme", {
   end,
 })
 
+-- chezmoi 自動套用
 vim.api.nvim_create_autocmd("BufWritePost", {
-  pattern = "~/.local/share/chezmoi/*",
+  pattern = vim.fn.expand("~/.local/share/chezmoi/*"),
   command = [[ ! chezmoi apply --source-path % ]],
 })
 
-vim.diagnostic.get(0, { severity = {
-    vim.diagnostic.severity.ERROR,
-    vim.diagnostic.severity.WARN,
-} })
-vim.diagnostic.config({virtual_text = false, signs = true})
+-- 診斷設定
+vim.diagnostic.config({ virtual_text = false, signs = true })
 
+-- 特定語言設定
 vim.api.nvim_create_autocmd("FileType", {
   pattern = "rust",
   callback = function()