diff --git a/nvim/lua/core/cmd.lua b/nvim/lua/core/cmd.lua
index e69de29..8914aa3 100644
--- a/nvim/lua/core/cmd.lua
+++ b/nvim/lua/core/cmd.lua
@@ -0,0 +1,27 @@
+vim.api.nvim_create_augroup('Init', { clear = true })
+-- highlight yanked text briefly
+vim.api.nvim_create_autocmd('TextYankPost', {
+    group = 'Init',
+    callback = function()
+        vim.highlight.on_yank({
+            higroup = 'IncSearch',
+            timeout = 250,
+            on_visual = true,
+        })
+    end,
+})
+
+-- reopen last position
+vim.api.nvim_create_autocmd('BufReadPost', {
+    group = 'Init',
+    callback = function()
+        local previous_pos = vim.api.nvim_buf_get_mark(0, '"')[1]
+        local last_line = vim.api.nvim_buf_line_count(0)
+        if previous_pos >= 1 and previous_pos <= last_line and vim.bo.filetype ~= 'commit' then
+            vim.cmd('normal! g`"')
+        end
+    end,
+})
+
+vim.cmd([[iabbrev pdb import pdb; pdb.set_trace()<ESC>]])
+vim.cmd([[iabbrev ipdb import ipdb; ipdb.set_trace()<ESC>]])
diff --git a/nvim/lua/core/filetype.lua b/nvim/lua/core/filetype.lua
index e69de29..8d7c7e3 100644
--- a/nvim/lua/core/filetype.lua
+++ b/nvim/lua/core/filetype.lua
@@ -0,0 +1,20 @@
+local cmd = vim.cmd
+local ncmd = vim.api.nvim_command
+
+ncmd('filetype plugin indent on')
+cmd([[ autocmd FileType python setlocal tabstop=4 shiftwidth=4 softtabstop=4 textwidth=120 ]])
+cmd([[ autocmd FileType go setlocal tabstop=4 shiftwidth=4 softtabstop=4 textwidth=120 noexpandtab ]])
+cmd([[ autocmd FileType json,jsonnet setlocal tabstop=2 shiftwidth=2 softtabstop=2 expandtab ]])
+cmd([[ autocmd FileType yaml setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=0 expandtab ]])
+cmd([[ autocmd FileType php setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=120 ]])
+cmd([[ autocmd FileType html,htmldjango,xhtml,haml setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=0 ]])
+cmd([[ autocmd FileType ruby setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=120 ]])
+cmd([[ autocmd FileType less,sass,scss,css setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=120 ]])
+cmd(
+    [[ autocmd FileType javascript,javascript.jsx,javascriptreact,typescript,typescriptreact setlocal tabstop=2 shiftwidth=2 softtabstop=2 expandtab ]]
+)
+cmd([[ autocmd FileType NvimTree setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=0 ]])
+cmd([[ autocmd FileType make set noexpandtab shiftwidth=8 softtabstop=0]])
+
+cmd([[ autocmd BufNewFile,BufRead *.proto setfiletype proto ]])
+cmd([[ autocmd FileType proto setlocal shiftwidth=2 expandtab ]])
diff --git a/nvim/lua/core/init.lua b/nvim/lua/core/init.lua
index b156970..9c0c7fa 100644
--- a/nvim/lua/core/init.lua
+++ b/nvim/lua/core/init.lua
@@ -4,204 +4,188 @@ require('core.lazy')
 require('core.filetype')
 require('core.keymap')
 require('core.extension')
-
-local cmd = vim.cmd
-local o_s = vim.o
-local map_key = vim.api.nvim_set_keymap
-local g = vim.g
-local api = vim.api
-local fn = vim.fn
-local ncmd = vim.api.nvim_command
-local o, wo, bo = vim.o, vim.wo, vim.bo
-
-local buffer = { o, bo }
-local window = { o, wo }
-
-
-local utils = require('utils')
-local map = utils.map
-local set = utils.set
-
---vim.lsp.set_log_level('debug')
--- Preset
--- Prerequisites Must have neovim installed
-
-
--- -- Ensure packer installed
--- local install_path = fn.stdpath('data') .. '/site/pack/packer/start/packer.nvim'
--- if fn.empty(fn.glob(install_path)) > 0 then
---     fn.system({ 'git', 'clone', '--depth', '1', 'https://github.com/wbthomason/packer.nvim', install_path })
---     cmd('packadd packer.nvim')
+--
+-- local cmd = vim.cmd
+-- local o_s = vim.o
+-- local map_key = vim.api.nvim_set_keymap
+-- local g = vim.g
+-- local api = vim.api
+-- local fn = vim.fn
+-- local ncmd = vim.api.nvim_command
+-- local o, wo, bo = vim.o, vim.wo, vim.bo
+--
+-- local buffer = { o, bo }
+-- local window = { o, wo }
+--
+--
+-- local utils = require('utils')
+-- local map = utils.map
+-- local set = utils.set
+--
+-- --vim.lsp.set_log_level('debug')
+-- -- Preset
+-- -- Prerequisites Must have neovim installed
+--
+--
+-- -- -- Ensure packer installed
+-- -- local install_path = fn.stdpath('data') .. '/site/pack/packer/start/packer.nvim'
+-- -- if fn.empty(fn.glob(install_path)) > 0 then
+-- --     fn.system({ 'git', 'clone', '--depth', '1', 'https://github.com/wbthomason/packer.nvim', install_path })
+-- --     cmd('packadd packer.nvim')
+-- -- end
+-- --
+-- -- reopen last position
+-- -- cmd([[ autocmd BufReadPost * normal! g`" ]])
+--
+-- -- Shcemas and colors
+-- -- cmd([[ colorscheme tokyonight ]])
+-- --set('background', 'dark') -- 主题背景 dark-深色; light-浅色
+--
+-- -- CMDs
+-- -- cmd [[syntax enable]]
+-- -- cmd [[syntax on]] -- 开启文件类型侦测
+-- -- in makefiles, don't expand tabs to spaces, since actual tab characters are
+-- -- needed, and have indentation at 8 chars to be sure that all indents are tabs
+-- -- (despite the mappings later):
+--
+-- -- auto compile packer
+-- -- cmd([[
+-- -- augroup packer_user_config
+-- --     autocmd!
+-- --     autocmd BufWritePost plugins.lua source <afile> | PackerCompile
+-- -- augroup end
+-- -- ]])
+-- -- autocmd BufRead,BufNewFile *.bean,*.beancount set filetype=beancount
+--
+-- -- cmd [[command ShowBlank set listchars=eol:¬,tab:>·,trail:~,extends:>,precedes:<,space:␣]]
+--
+-- -- Settings
+-- -- max timeout for common command
+-- set('timeoutlen', 1000)
+-- -- set number, cusor or line/column
+-- set('nu', true, window)
+-- set('rnu', true, window)
+-- set('cul', true, window)
+-- set('cuc', true, window)
+--
+-- -- tab 缩进
+-- -- set("tabstop", 4) -- 设置Tab长度为4空格
+-- -- set("shiftwidth", 4) -- 设置自动缩进长度为4空格
+-- -- set("autoindent", true) -- 继承前一行的缩进方式，适用于多行注释
+-- -- set("colorcolumn", "80") -- 设置长度提示79
+-- -- set('noswapfile', true) -- 不设置swap文件
+--
+-- set('showmatch', true) -- 显示括号匹配
+-- set('mouse', 'a')      -- set scroll mode
+-- set('langmenu', 'zh_CN.UTF-8')
+-- set('helplang', 'cn')
+-- set('encoding', 'utf-8')
+-- set('fencs', 'utf-8,ucs-bom,shift-jis,gb18030,gbk,gb2312,cp936')
+-- set('hidden', true)
+-- set('wildmenu', true)
+-- set('hlsearch', true)
+-- set('matchtime', 1)
+-- set('updatetime', 100)
+-- set('smarttab', true)
+-- set('expandtab', true)
+-- set('laststatus', 2)
+-- set('showcmd', true)
+-- set('ruler', true)
+-- set('history', 300)
+-- set('backup', false)
+-- set('swapfile', false)
+-- set('foldenable', false)
+-- set('autoread', true)
+-- set('autowrite', true)
+-- set('mouse', 'a')
+-- set('incsearch', true)  -- 开启实时搜索
+-- set('ignorecase', true) -- 搜索时大小写不敏感
+--
+-- set('number', true, window)
+-- -- set('relativenumber', true, window)
+-- set('cursorline', true, window)
+-- set('cursorcolumn', true, window)
+-- set('signcolumn', 'auto:2')
+--
+-- -- set("textwidth", 120, buffer)
+-- set('smartindent', true, buffer)
+-- set('autoindent', true, buffer)
+-- set('cindent', true, buffer)
+-- set('shiftwidth', 4, buffer)
+-- set('softtabstop', 4, buffer)
+-- set('tabstop', 4, buffer)
+-- set('synmaxcol', 120)
+--
+-- -- set autowrite
+-- -- set("backspace", "indent,eol,start")
+--
+-- -- Key mappings
+-- -- map Leader key to <space>
+-- -- g.mapleader = [[ ]]
+--
+-- -- v 模式下复制内容到系统剪切板
+-- map('v', '<Leader>cp', '"+yy')
+-- -- n 模式下复制一行到系统剪切板
+-- map('n', '<Leader>cp', '"+yy')
+-- -- n 模式下粘贴系统剪切板的内容
+-- map('n', '<Leader>v', '"+p')
+-- -- reload vimrc
+-- -- map('n', '<leader>rv', ':source $MYVIMRC<CR>')
+--
+-- -- insert mode mapping
+-- --map('i', '<c-b>', '<c-o>b')
+-- --map('i', '<c-f>', '<c-o>l')
+-- --map('i', '<c-j>', '<c-o>j')
+-- --map('i', '<c-k>', '<c-o>k')
+--
+-- -- map('n', '<F1>', '<nop>')
+-- -- map('i', '<F1>', '<nop>')
+--
+-- --map('i', '<c-k>', '<up>')
+-- --map('i', '<c-j>', '<down>')
+-- --map('i', '<c-h>', '<left>')
+-- --map('i', '<c-l>', '<right>')
+--
+-- -- map('n', '<leader>e', '1<c-w>w')
+-- -- map('n', '<leader>p', ':wincmd p<CR>')
+--
+-- map('i', '<C-e>', 'copilot#Accept()', { expr = true })
+-- vim.g.copilot_no_tab_map = 1
+-- vim.g.copilot_no_maps = 1
+-- vim.g.copilot_assume_mapped = 1
+--
+--
+-- -- require('plugins')
+--
+-- -- Neoformat
+-- if not fn.executable('luafmt') then
+--     cmd([[ :!npm install -g lua-fmt]])
 -- end
 --
--- reopen last position
--- cmd([[ autocmd BufReadPost * normal! g`" ]])
-
--- Shcemas and colors
--- cmd([[ colorscheme tokyonight ]])
---set('background', 'dark') -- 主题背景 dark-深色; light-浅色
-
--- CMDs
--- cmd [[syntax enable]]
--- cmd [[syntax on]] -- 开启文件类型侦测
-cmd('filetype plugin indent on')
-cmd([[ autocmd FileType php setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=120 ]])
-cmd([[ autocmd FileType python setlocal tabstop=4 shiftwidth=4 softtabstop=4 ]])
-cmd([[ autocmd FileType json setlocal tabstop=2 shiftwidth=2 softtabstop=2 expandtab ]])
-cmd([[ autocmd FileType go setlocal tabstop=8 shiftwidth=8 softtabstop=8 textwidth=120 noexpandtab ]])
--- in makefiles, don't expand tabs to spaces, since actual tab characters are
--- needed, and have indentation at 8 chars to be sure that all indents are tabs
--- (despite the mappings later):
-cmd([[ autocmd FileType make set noexpandtab shiftwidth=8 softtabstop=0]])
-cmd([[ autocmd FileType html,htmldjango,xhtml,haml setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=0 ]])
-cmd([[ autocmd FileType yaml setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=0 expandtab ]])
-cmd([[ autocmd FileType ruby setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=120 ]])
-cmd([[ autocmd FileType less,sass,scss,css setlocal tabstop=2 shiftwidth=2 softtabstop=2 textwidth=120 ]])
-cmd(
-    [[ autocmd FileType javascript,javascript.jsx,javascriptreact,typescript,typescriptreact setlocal tabstop=2 shiftwidth=2 softtabstop=4 expandtab ]]
-)
-
-cmd([[iabbrev pdb import pdb; pdb.set_trace()<ESC>]])
-cmd([[iabbrev ipdb import ipdb; ipdb.set_trace()<ESC>]])
--- auto compile packer
--- cmd([[
--- augroup packer_user_config
---     autocmd!
---     autocmd BufWritePost plugins.lua source <afile> | PackerCompile
--- augroup end
--- ]])
--- autocmd BufRead,BufNewFile *.bean,*.beancount set filetype=beancount
-
--- cmd [[command ShowBlank set listchars=eol:¬,tab:>·,trail:~,extends:>,precedes:<,space:␣]]
-
--- Settings
--- max timeout for common command
-set('timeoutlen', 1000)
--- set number, cusor or line/column
-set('nu', true, window)
-set('rnu', true, window)
-set('cul', true, window)
-set('cuc', true, window)
-
--- tab 缩进
--- set("tabstop", 4) -- 设置Tab长度为4空格
--- set("shiftwidth", 4) -- 设置自动缩进长度为4空格
--- set("autoindent", true) -- 继承前一行的缩进方式，适用于多行注释
--- set("colorcolumn", "80") -- 设置长度提示79
--- set('noswapfile', true) -- 不设置swap文件
-
-set('showmatch', true) -- 显示括号匹配
-set('mouse', 'a')      -- set scroll mode
-set('langmenu', 'zh_CN.UTF-8')
-set('helplang', 'cn')
-set('encoding', 'utf-8')
-set('fencs', 'utf-8,ucs-bom,shift-jis,gb18030,gbk,gb2312,cp936')
-set('hidden', true)
-set('wildmenu', true)
-set('hlsearch', true)
-set('matchtime', 1)
-set('updatetime', 100)
-set('smarttab', true)
-set('expandtab', true)
-set('laststatus', 2)
-set('showcmd', true)
-set('ruler', true)
-set('history', 300)
-set('backup', false)
-set('swapfile', false)
-set('foldenable', false)
-set('autoread', true)
-set('autowrite', true)
-set('mouse', 'a')
-set('incsearch', true)  -- 开启实时搜索
-set('ignorecase', true) -- 搜索时大小写不敏感
-
-set('number', true, window)
--- set('relativenumber', true, window)
-set('cursorline', true, window)
-set('cursorcolumn', true, window)
-set('signcolumn', 'auto:2')
-
--- set("textwidth", 120, buffer)
-set('smartindent', true, buffer)
-set('autoindent', true, buffer)
-set('cindent', true, buffer)
-set('shiftwidth', 4, buffer)
-set('softtabstop', 4, buffer)
-set('tabstop', 4, buffer)
-set('synmaxcol', 120)
-
--- set autowrite
--- set("backspace", "indent,eol,start")
-
--- Key mappings
--- map Leader key to <space>
--- g.mapleader = [[ ]]
-
--- v 模式下复制内容到系统剪切板
-map('v', '<Leader>cp', '"+yy')
--- n 模式下复制一行到系统剪切板
-map('n', '<Leader>cp', '"+yy')
--- n 模式下粘贴系统剪切板的内容
-map('n', '<Leader>v', '"+p')
--- reload vimrc
-map('n', '<leader>rv', ':source $MYVIMRC<CR>')
-
--- insert mode mapping
---map('i', '<c-b>', '<c-o>b')
---map('i', '<c-f>', '<c-o>l')
---map('i', '<c-j>', '<c-o>j')
---map('i', '<c-k>', '<c-o>k')
-
-map('n', '<F1>', '<nop>')
-map('i', '<F1>', '<nop>')
-
---map('i', '<c-k>', '<up>')
---map('i', '<c-j>', '<down>')
---map('i', '<c-h>', '<left>')
---map('i', '<c-l>', '<right>')
-
--- map('n', '<leader>e', '1<c-w>w')
--- map('n', '<leader>p', ':wincmd p<CR>')
-
-map('i', '<C-e>', 'copilot#Accept()', { expr = true })
-vim.g.copilot_no_tab_map = 1
-vim.g.copilot_no_maps = 1
-vim.g.copilot_assume_mapped = 1
-
-
--- require('plugins')
-require('funcs')
-
--- Neoformat
-if not fn.executable('luafmt') then
-    cmd([[ :!npm install -g lua-fmt]])
-end
-
--- barbar
-local opts = { noremap = true, silent = true }
-map('n', '=', ':BufferPick<CR>', opts)
-
--- choosewin
-map('n', '-', '<Plug>(choosewin)', { noremap = false })
-
--- sort go imports
--- vim.api.nvim_create_autocmd('BufWritePre', {
---     pattern = '*.go',
---     callback = function()
---         vim.lsp.buf.code_action({ context = { only = { 'source.organizeImports' } }, apply = true })
---     end
--- })
-
--- Some configurations not able to migrate
--- api.nvim_exec(
---     [[
--- " set nocompatible
--- "function! NearestMethodOrFunction() abort
--- "  return get(b:, 'vista_nearest_method_or_function', '')
--- "endfunction
--- "
--- "set statusline+=%{NearestMethodOrFunction()}
--- ]],
---     false
--- )
+-- -- barbar
+-- local opts = { noremap = true, silent = true }
+-- map('n', '=', ':BufferPick<CR>', opts)
+--
+-- -- choosewin
+-- map('n', '-', '<Plug>(choosewin)', { noremap = false })
+--
+-- -- sort go imports
+-- -- vim.api.nvim_create_autocmd('BufWritePre', {
+-- --     pattern = '*.go',
+-- --     callback = function()
+-- --         vim.lsp.buf.code_action({ context = { only = { 'source.organizeImports' } }, apply = true })
+-- --     end
+-- -- })
+--
+-- -- Some configurations not able to migrate
+-- -- api.nvim_exec(
+-- --     [[
+-- -- " set nocompatible
+-- -- "function! NearestMethodOrFunction() abort
+-- -- "  return get(b:, 'vista_nearest_method_or_function', '')
+-- -- "endfunction
+-- -- "
+-- -- "set statusline+=%{NearestMethodOrFunction()}
+-- -- ]],
+-- --     false
+-- -- )
diff --git a/nvim/lua/core/keymap.lua b/nvim/lua/core/keymap.lua
index e69de29..90ea2c0 100644
--- a/nvim/lua/core/keymap.lua
+++ b/nvim/lua/core/keymap.lua
@@ -0,0 +1,17 @@
+local map = vim.keymap.set
+
+-- Key bindings
+map('', '<c-a>', 'ggVG$"+y')
+map('v', '<c-c>', '"+y')
+map('v', '<tab>', '>gv')
+map('v', '<s-tab>', '<gv')
+map('i', '<c-b>', '<c-o>b')
+map('i', '<c-f>', '<c-o>l')
+map('i', '<c-h>', '<c-o>h')
+map('i', '<c-l>', '<c-o>l')
+map('i', '<c-j>', '<c-o>j')
+map('i', '<c-k>', '<c-o>k')
+map('c', '<c-h>', '<Left>')
+map('c', '<c-l>', '<Right>')
+map('c', '<c-b>', '<Left>')
+map('c', '<c-f>', '<Right>')
diff --git a/nvim/lua/core/lazy.lua b/nvim/lua/core/lazy.lua
index fc3f978..0815307 100644
--- a/nvim/lua/core/lazy.lua
+++ b/nvim/lua/core/lazy.lua
@@ -15,6 +15,7 @@ vim.opt.rtp:prepend(lazypath)
 require("lazy").setup({
     spec = {
         { import = 'plugins' },
+        { import = 'plugins.lsp' },
     },
     ui = {
         border = 'rounded',
diff --git a/nvim/lua/core/prelude.lua b/nvim/lua/core/prelude.lua
index 58e519a..b1c71e1 100644
--- a/nvim/lua/core/prelude.lua
+++ b/nvim/lua/core/prelude.lua
@@ -2,7 +2,51 @@ if vim.fn.has('nvim') == 0 then
     return
 end
 
+vim.g.loaded_netrw = 1
+vim.g.loaded_netrwPlugin = 1
 vim.o.termguicolors = true
 
-vim.g.mapleader = " "       -- Make sure to set `mapleader` before lazy so your mappings are correct
-vim.g.maplocalleader = "\\" -- Same for `maplocalleader`
+vim.g.mapleader = ' '       -- Make sure to set `mapleader` before lazy so your mappings are correct
+vim.g.maplocalleader = '\\' -- Same for `maplocalleader`
+
+vim.o.encoding = 'utf-8'
+vim.o.fileencoding = 'utf-8'
+vim.o.fencs = 'utf-8,ucs-bom,shift-jis,gb18030,gbk,gb2312,cp936'
+vim.o.hidden = true
+vim.o.wildmenu = true
+vim.o.hlsearch = true
+vim.o.incsearch = true
+vim.o.matchtime = 1
+vim.o.showmatch = true
+vim.o.updatetime = 100
+vim.o.ignorecase = true
+vim.o.smarttab = true
+vim.o.expandtab = true
+vim.o.laststatus = 2
+vim.o.showcmd = true
+vim.o.ruler = true
+vim.o.history = 300
+vim.o.backup = false
+vim.o.swapfile = false
+vim.o.foldenable = false
+vim.o.autoread = true
+vim.o.autowrite = true
+vim.o.mouse = 'a'
+
+vim.o.number = true
+vim.o.cursorline = true
+vim.o.relativenumber = true
+vim.o.cursorcolumn = true
+vim.o.signcolumn = 'auto:1'
+-- vim.o.cmdheight = 0
+vim.opt.list = true
+vim.opt.listchars:append('eol:↴')
+vim.opt.fillchars:append { diff = '╱' }
+
+vim.o.textwidth = 120
+vim.o.smartindent = true
+vim.o.autoindent = true
+vim.o.cindent = true
+vim.o.shiftwidth = 4
+vim.o.softtabstop = 4
+vim.o.tabstop = 4
diff --git a/nvim/lua/funcs.lua b/nvim/lua/funcs.lua
deleted file mode 100644
index d71f199..0000000
--- a/nvim/lua/funcs.lua
+++ /dev/null
@@ -1,5 +0,0 @@
-local fn = vim.fn
-
-function GetPath()
-    fn.setreg('+', fn.getreg('%'))
-end
diff --git a/nvim/lua/plugins/indentline.lua b/nvim/lua/plugins/indentline.lua
index c2f80ef..e249e03 100644
--- a/nvim/lua/plugins/indentline.lua
+++ b/nvim/lua/plugins/indentline.lua
@@ -30,6 +30,8 @@ return {
             char = '|',
             highlight = highlight,
         },
+        whitespace = {
+        },
         exclude = {
             buftypes = {
                 'terminal', 
diff --git a/nvim/lua/plugins/lsp/mason.lua b/nvim/lua/plugins/lsp/mason.lua
new file mode 100644
index 0000000..a564707
--- /dev/null
+++ b/nvim/lua/plugins/lsp/mason.lua
@@ -0,0 +1 @@
+return {}